1 definition by Elizaazile

Top Definition
An onomatopoeia generally expressed by cartoon characters normally after they get hurt or by grumpy people.
After stepping on a nail, the old grumpy man from the library let the word "grompf" escape from his wrinkled tiny mouth.
#grumpy #cartoon #pain #annoyance #ouch
by Elizaazile June 06, 2007
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