Used as an exclamation in any sentence, mainly to add comedic emphasis. A ubiquitous filler word, similar to Aloha, that can be used to describe sex or any action verb.
The guy came in an said we need a Cat 5, shmoup! I was shmouping the shmoup with this broad the other day. She gave me a good shmouping and I got the shmoup's, shmoup!
Declining the use of a recyclable item (like a shopping bag) in lieu of an obvious alternative.
The checker asked if me if I wanted paper or plastic but since I was buying a six-pack with a handle, I told him I'd rather precycle.
I was super horny but Lindsay was in class. So I had her give me a little textual chocolate...