diff --git a/mailcheck/mailcheck-tests.ts b/mailcheck/mailcheck-tests.ts
new file mode 100644
index 000000000..85a7b2fad
--- /dev/null
+++ b/mailcheck/mailcheck-tests.ts
@@ -0,0 +1,54 @@
+/// <reference path="../jquery/jquery.d.ts"/>
+/// <reference path="mailcheck.d.ts"/>
+
+import MC = require('mailcheck');
+
+var domains = ['gmail.com', 'aol.com'];
+var secondLevelDomains = ['hotmail']
+var topLevelDomains = ["com", "net", "org"];
+
+var superStringDistance = function(string1: string, string2: string): void {
+    // a string distance algorithm of your choosing
+};
+
+$('#email').on('blur', function() {
+    $(this).mailcheck({
+        domains: domains,                       // optional
+        secondLevelDomains: secondLevelDomains, // optional
+        topLevelDomains: topLevelDomains,       // optional
+        distanceFunction: superStringDistance,  // optional
+        suggested: function(element, suggestion) {
+          // callback code
+        },
+        empty: function(element) {
+          // callback code
+        }
+    });
+});
+
+Mailcheck.run({
+    domains: domains,                       // optional
+    secondLevelDomains: secondLevelDomains, // optional
+    topLevelDomains: topLevelDomains,       // optional
+    distanceFunction: superStringDistance,  // optional
+    suggested: function(suggestion) {
+      // callback code
+    },
+    empty: function() {
+      // callback code
+    }
+});
+
+MC.run({
+    domains: domains,                       // optional
+    secondLevelDomains: secondLevelDomains, // optional
+    topLevelDomains: topLevelDomains,       // optional
+    distanceFunction: superStringDistance,  // optional
+    suggested: function(suggested) {
+      // callback code
+      suggested.address === '' && suggested.full === '' && suggested.domain === '';
+    },
+    empty: function() {
+      // callback code
+    }
+});
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diff --git a/mailcheck/mailcheck.d.ts b/mailcheck/mailcheck.d.ts
new file mode 100644
index 000000000..b2811148a
--- /dev/null
+++ b/mailcheck/mailcheck.d.ts
@@ -0,0 +1,75 @@
+// Type definitions for Mailcheck 1.1+
+// Project: https://github.com/mailcheck/mailcheck
+// Definitions by: Paulo Cesar <http://github.com/pocesar>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+/// <reference path="../jquery/jquery.d.ts" />
+
+declare var Mailcheck: MailcheckModule.Static;
+
+declare module MailcheckModule {
+
+    export interface IDistanceFunction {
+        (s1: string, s2: string): number;
+    }
+
+    export interface ISuggestFunction {
+        (email: string, domains?: string[], topLevelDomains?: string[], distanceFunction?: IDistanceFunction):void;
+    }
+
+    export interface IJQuerySuggested {
+        (element: JQuery, suggested: ISuggestion): void;
+    }
+
+    export interface ISuggested {
+        (suggested: ISuggestion): void;
+    }
+
+    export interface ISplitEmail {
+        topLevelDomain?: string;
+        domain?: string;
+        address?: string;
+    }
+
+    export interface ISuggestion {
+        address: string;
+        domain: string;
+        full: string;
+    }
+
+    export interface IOptions {
+        domains?: string[];
+        topLevelDomains?: string[];
+        distanceFunction?: IDistanceFunction;
+        suggested?: ISuggested;
+        empty?: () => void;
+    }
+
+    export interface IJQueryOptions extends IOptions {
+        suggested?: IJQuerySuggested;
+        empty?: (element: JQuery) => void;
+    }
+
+    export interface Static {
+        defaultDomains: string[];
+        defaultSecondLevelDomains: string[];
+        defaultTopLevelDomains: string[];
+        domainThreshold: number;
+        topLevelThreshold: number;
+        run(opts: IOptions):void;
+        suggest: ISuggestFunction;
+        encodeEmail(email: string): string;
+        splitEmail(email: string): ISplitEmail;
+        sift3Distance(s1: string, s2: string): number;
+        findClosestDomain(domain: string, domains: string[], distanceFunction?: IDistanceFunction, threshold?: number): boolean|string;
+    }
+
+}
+
+interface JQuery {
+    mailcheck(opts: MailcheckModule.IJQueryOptions): void;
+}
+
+declare module 'mailcheck' {
+    export = Mailcheck;
+}
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