1. The title character of a 1994 historical drama, starring Tom Hanks as a simple man who somehow stumbles into every major historical event in the US during the mid-20th century.

2. Any person who actually has, or is perceived to have, a room temperature IQ.

3. A moron in general.
Forrest Gump over there couldn’t write a sentence without major grammatical mistakes. No wonder why nobody takes him seriously.
by The Real Canadian July 30, 2022
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Wasn't a smart man, but still got his own shrimp boat.
Forrest Gump- I tried to eat her pussy, but she tasted like cigarettes and beer Lietenant Dan.

Lietenant Dan- Its okay Forrest.

Girl- What is your friend stupid or somethin?

Lietenant Dan- What did you say?

Girl- I said is your friend stupid or somethin?

Lietenant Dan- Dont you ever call him stupid!
by Solid Mantis June 7, 2020
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Travel around, typically afoot, for no particular reason.
The gerund of "Forrest-Gump" is Forrest-Gumping. The past and present participle is Forrest-Gumped. The past tense of "Forrest-Gump" is Forrest-Gumped.
by Comrade Running Bear April 14, 2021
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A person who is some times typically "homeless" or skips/runs to another city or town and camps for awhile then moves on.

(Aka like "Forrest Gump"....when he ran across the country except a lot slower and homeless.)
Hmmmm...I think I seen that homeless "Forrest Gump Runner" back in Athens not 50 miles from here a week ago.
by Joan-Nation June 25, 2021
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When you say or do something stupid and don’t realize it until afterwards; Refers to the movie ‘Forrest Gump’ about a mentally challenged man.
by SiL3Nt J September 13, 2023
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