portmanteau of typo and fuck or fucked up
see also: drunken fypo

1) any misspelling, typographical error, grammatical error, or unexpected use of spell-check that causes a message's meaning to be obscured or misconstrued, usually in an extreme fashion

2) a message in which the meaning cannot be misconstrued, is usually lurid in nature, and is almost always sent to the wrong person
1)
Fred:

"I got a weird message from Janet last night."

Todd:

"What did she say?"

Fred:

"She thinks we should play putt-putt golf and then cook spaghetti on the Moon. And maybe go to the pet store and get a wombat and name it Steve"

Todd:

"That might have been a fypo, buddy."

2)
Janet:

I tried to tell my hubby I was picking up something for our anniversary but I fypo'd and now my employer, mother, and pastor know I'm at the dildo shop.

Michelle:

"That sucks."
by Deamerxt November 22, 2014
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Fucking typos backwards,used in im conversations when one make typo
NightStalker2K8:hey, usp
airsoft128:usp???
NightStalker2k8:*sup
NightStalker2k8:Tucking Fypos!
by gtadude December 8, 2004
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