Top Definition
A term used when unable to remember the name of a person (usually male) that you have just meet.

Also usable as an insult to rather... heavy-set females whose name also escapes you.
John: Hey Todd, have you seen whatsisnuts lately?

Todd: No, I think he moved or died or something.
by Lee A-Dizzle August 08, 2007
5 Words related to Whatsisnuts

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