Lethologica is a psychological disorder where in an individual temporarily forgets key words, phrases or names in conversation.
Dumb: You know the word for when you can’t remember a particular word but you know what it represents?
Dumber: No. What’s the word?
Dumb: I can’t remember.
Dumb & Dumber: (laughter)

lethologica
by hippy2981 June 27, 2007
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when you can't remember the word you're trying to remember
what was the word again?
by boo October 13, 2004
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When your talking to someone and you just can't for the life of you remember the hell you were going to say.
Guy 1: Yo I was at the bar last night and....
Guy 2: And???
Guy 1: I just dont remember what I was sayin...don't you hate that? I wish they had a word for that.
Guy 2: They do...it's lethologica
by Lethal Knowledge 101 July 11, 2008
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