from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An incompetent, foolish, or stupid person.
- n. A careless mistake; a slip.
- intransitive v. To make a silly mistake; blunder: goofed up by turning right instead of left.
- intransitive v. To waste or kill time: goofed around at the mall.
- intransitive v. To tease or make fun of someone: goofed on her younger brother.
- transitive v. To spoil, as through clumsiness; bungle. Usually used with up: goof up a job.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A mistake or error
- n. As a specific usage in film, an error made during production which finds its way into the final release.
- n. A foolish person
- n. A child molester.
- v. To make a mistake.
- v. To engage in mischief.
from the GNU version of the Collaborative International Dictionary of English
- n. a stupid fool.
- intransitive v. to commit a faux pas or fault.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a man who is a stupid incompetent fool
- n. a person who amuses others by ridiculous behavior
- v. commit a faux pas or a fault or make a serious mistake
Possibly alteration of dialectal goff, fool, from obsolete French goffe, stupid.(American Heritage® Dictionary of the English Language, Fourth Edition)
Perhaps from dialect goff ("foolish clown") from early modern English goffen (Wiktionary)