diff --git a/README.md b/README.md
index 47e4d5752f..8f4e0605bd 100644
--- a/README.md
+++ b/README.md
@@ -115,6 +115,7 @@ List of Definitions
 * [Mustache.js](https://github.com/janl/mustache.js) (by [Boris Yankov](https://github.com/borisyankov))
 * [Node.js](http://nodejs.org/) (from TypeScript samples)
 * [node_redis](https://github.com/mranney/node_redis) (by [Boris Yankov](https://github.com/borisyankov))
+* [node_zeromq](https://github.com/JustinTulloss/zeromq.node) (by [Dave McKeown](https://github.com/davemckeown))
 * [node-sqlserver](https://github.com/WindowsAzure/node-sqlserver) (by [Boris Yankov](https://github.com/borisyankov))
 * [Numeral.js](https://github.com/adamwdraper/Numeral-js) (by [Vincent Bortone](https://github.com/vbortone/))
 * [PhantomJS](http://phantomjs.org) (by [Jed Hunsaker](https://github.com/jedhunsaker))
diff --git a/node_zeromq/zmq-tests.ts b/node_zeromq/zmq-tests.ts
new file mode 100644
index 0000000000..26ffd2a20e
--- /dev/null
+++ b/node_zeromq/zmq-tests.ts
@@ -0,0 +1,36 @@
+/// <reference path='zmq.d.ts' />
+
+import zeromq = module('zmq');
+var zmq: zeromq;
+
+function test1() {
+    var sock = zmq.socket('push');
+    sock.bindSync('tcp://127.0.0.1:3000');
+    sock.send("some work");
+}
+
+function test2() {
+    var sock = zmq.socket('push');
+    sock.bindSync('tcp://127.0.0.1:3000');
+    sock.send(new ArrayBuffer(1000));
+}
+
+function test3() {
+    var sock = zmq.socket('push');
+    sock.bindSync('tcp://127.0.0.1:3000');
+    sock.send(['hello', 'world']);
+}
+
+function test4() {
+    var sock = zmq.socket(zmq.types.pull);
+    sock.bind('tcp://127.0.0.1', err => {
+        sock.send("some work");
+    });
+}
+
+function test5() {
+    var sock = zmq.socket(zmq.types.pull, zmq.options.linger);
+    sock.bind('tcp://127.0.0.1', err => {
+        sock.send("some work");
+    });
+}
\ No newline at end of file
diff --git a/node_zeromq/zmq.d.ts b/node_zeromq/zmq.d.ts
new file mode 100644
index 0000000000..4297eded66
--- /dev/null
+++ b/node_zeromq/zmq.d.ts
@@ -0,0 +1,185 @@
+// Type definitions for ZeroMQ Node
+// Project: https://github.com/JustinTulloss/zeromq.node
+// Definitions by: Dave McKeown <http://github.com/davemckeown>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+declare interface EventEmitter {};
+
+declare module 'zmq' {
+
+    interface SocketTypes {
+        pub: number;
+        xpub: number;
+        sub: number;
+        xsub: number;
+        req: number;
+        xreq: number;
+        rep: number;
+        xrep: number;
+        push: number;
+        pull: number;
+        dealer: number;
+        router: number;
+        pair: number;
+    }
+
+    interface SocketOptions {
+        _fd: number;
+        _ioevents: number;
+        _receiveMore: number;
+        _subscribe: number;
+        _unsubscribe: number;
+        affinity: number;
+        backlog: number;
+        hwm: number;
+        identity: number;
+        linger: number;
+        mcast_loop: number;
+        rate: number;
+        rcvbuf: number;
+        last_endpoint: number;
+        reconnect_ivl: number;
+        recovery_ivl: number;
+        sndbuf: number;
+        swap: number;
+    }
+
+    interface Socket extends EventEmitter {
+        /**
+         * Set `opt` to `val`.
+         *
+         * @param opt Option
+         * @param val Value
+         */
+        setsocketopt(opt: number, val: any): Socket;
+
+        /**
+         * Set `opt` to `val`.
+         *
+         * @param opt Option
+         * @param val Value
+         */
+        setsocketopt(opt: string, val: any): Socket;
+
+        /**
+         * Get socket `opt`.
+         *
+         * @param opt Option number
+         */
+        getsocketopt(opt: number): any;
+
+        /**
+         * Get socket `opt`.
+         *
+         * @param opt Option string
+         */
+        getsocketopt(opt: string): any;
+
+        /**
+         * Async bind.
+         *
+         * Emits the "bind" event.
+         *
+         * @param addr Socket address
+         * @param cb Bind callback
+         */
+        bind(addr: string, callback: (error: string) => void ): Socket;
+
+        /**
+         * Sync bind.
+         *
+         * @param addr Socket address
+         */
+        bindSync(addr: string): Socket;
+
+        /**
+         * Connect to `addr`.
+         *
+         * @param addr Connection address
+         */
+        connect(addr: string): Socket;
+
+        /**
+         * Disconnect from `addr`.
+         *
+         * @param addr The address
+         */
+        disconnect(addr: string): Socket;
+
+        /**
+         * Subscribe with the given `filter`.
+         *
+         * @param filter The filter
+         */
+        subscribe(filter: string): Socket;
+
+        /**
+         * Unsubscribe with the given `filter`.
+         *
+         * @param filter The filter
+         */
+        unsubscribe(filter: string): Socket;
+
+        /**
+         * Send the given `msg`.
+         *
+         * @param msg The message
+         * @param flags Message flags
+         */
+        send(msg: string, flags?: number): Socket;
+
+        /**
+         * Send the given `msg`.
+         *
+         * @param msg The message
+         * @param flags Message flags
+         */
+        send(msg: ArrayBuffer, flags?: number): Socket;
+
+        /**
+        * Send the given `msg`.
+        *
+        * @param msg The message
+        * @param flags Message flags
+        */
+        send(msg: Array, flags?: number): Socket;
+
+        /**
+         * Close the socket.
+         *
+         */
+        close(): Socket;
+
+        // Socket Options
+        _fd: any;
+        _ioevents: any;
+        _receiveMore: any;
+        _subscribe: any;
+        _unsubscribe: any;
+        affinity: any;
+        backlog(): any;
+        hwm: any;
+        identity: any;
+        linger: any;
+        mcast_loop: any;
+        rate: any;
+        rcvbuf: any;
+        last_endpoint: any;
+        reconnect_ivl: any;
+        recovery_ivl: any;
+        sndbuf: any;
+        swap: any;
+
+
+    }
+
+    export var version: string;
+    export var types: SocketTypes;
+    export var options: SocketOptions;
+
+    function socket(type: string, options?: any): Socket;
+    function socket(type: number, options?: any): Socket;
+    function createSocket(type: string, options?: any): Socket;
+
+
+}
\ No newline at end of file