Acronym; "Ate the F*** Up"; Can be used to describe a person, place, thing, type of operation/mission or a form of business i.e. unit, corporation etc.
When something/someone is not operating to the ability in which it should. ATFU happens before FUBAR and after SNAFU.
When something/someone is not operating to the ability in which it should. ATFU happens before FUBAR and after SNAFU.
by JSP123 January 22, 2009

Acronym; "Ate the Fuck Up"; Can be used to describe a person, place, thing, type of operation/mission or a form of business i.e. unit, corporation etc.
When something/someone is not operating to the ability in which it should. ATFU happens before FUBAR and after SNAFU.
When something/someone is not operating to the ability in which it should. ATFU happens before FUBAR and after SNAFU.
by JSP123 January 22, 2009

Anonymous hacker group by the name of All Trolls For U.
They leak Pedos IP adress and all raid/troll chats on the Amino app.
They leak Pedos IP adress and all raid/troll chats on the Amino app.
by atfu_xoiv November 16, 2018

by summer d. October 03, 2008

<Shears> someone tell someone to ATFU after they say something stupid
<Shears> so i can quote it for Urban Dictionary
<TLR> ATFU, Shears.
<Shears> so i can quote it for Urban Dictionary
<TLR> ATFU, Shears.
by George December 26, 2003

by Tal-ev Osimao November 07, 2004
