diff --git a/types/indefinite/indefinite-tests.ts b/types/indefinite/indefinite-tests.ts
new file mode 100644
index 0000000000..8d22c17768
--- /dev/null
+++ b/types/indefinite/indefinite-tests.ts
@@ -0,0 +1,9 @@
+import indefinite from "indefinite";
+
+const anApple = indefinite("apple"); // "an apple"
+const aBanana = indefinite('banana'); // "a banana"
+const AnApple = indefinite('apple', { capitalize: true }); // "An apple"
+const anEight = indefinite("8"); // "an 8"
+const anEightAsNumber = indefinite(8); // "an 8"
+const a1892 = indefinite("1892"); // "a 1892" -> read "a one thousand eight hundred ninety-two"
+const a1892AsColloquial = indefinite("1892", { numbers: "colloquial" }); // "an 1892" -> read "an eighteen ninety-two"
diff --git a/types/indefinite/index.d.ts b/types/indefinite/index.d.ts
new file mode 100644
index 0000000000..7d703e1e59
--- /dev/null
+++ b/types/indefinite/index.d.ts
@@ -0,0 +1,14 @@
+// Type definitions for indefinite 2.2
+// Project: https://github.com/tandrewnichols/indefinite
+// Definitions by: My Self <https://github.com/me>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+declare module "indefinite" {
+    interface Options {
+        capitalize?: boolean;
+        caseInsensitive?: boolean;
+        numbers?: "colloquial";
+    }
+    export default function(word: string | number, opts?: Options): string;
+}
+  
\ No newline at end of file
diff --git a/types/indefinite/tsconfig.json b/types/indefinite/tsconfig.json
new file mode 100644
index 0000000000..346dedd4e0
--- /dev/null
+++ b/types/indefinite/tsconfig.json
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+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "indefinite-tests.ts"
+    ]
+}
diff --git a/types/indefinite/tslint.json b/types/indefinite/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/indefinite/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }