diff --git a/bin/grepdefine b/bin/grepdefine
new file mode 100755
index 0000000..15584aa
--- /dev/null
+++ b/bin/grepdefine
@@ -0,0 +1,4 @@
+#!/bin/sh
+
+define="$1"
+exec grep --exclude-dir .svn --color=auto -R "define *\\<${define}\\>" .