Top Definition
1. n. A penis that has detumesced quickly from an erect state for reasons other than orgasm.

2. n. An abrupt loss of enthusiasm or passion.
I was really hot for that girl, but the second I saw the Atlas Shrugged poster on her bedroom wall I had a total wilmo and had to leave.
by pardonmyzinger March 29, 2009
1 more definition
Short for Wilmington, Delaware.
Are you going to be home in Wilmo over break and hang out in Trolley Square?
by JW February 17, 2008

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