Definitions by onioninointment

Onion in the ointment 

From the Simpsons, Abe Simpson often refers to it. Similar to "the fly in the ointment," except with an old timer twist.

I forgot to bring the Sisterhood of the Travelling pants!
Well that's the onion in the ointment.

Onion in the ointment by onioninointment July 10, 2011