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US Navy slang term for "Insert Foot In Mouth," normally pronounced "Effin IT," which mostly applies to 1st Lieutenants most of the time.)

Also pronounced as "Effining It" or "Eff It."
Bossum just IFIM it in front of the XO about the Captain's Herpes problem.

You just IFIM It, Mister. You're going up the Mast for Mutiny.
by Gunners Mate June 30, 2005
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Apr 22 Word of the Day
When you eat dirt for the first time and leave your family to build a shack in the woods
Bro since I got dirtpilled on Tuesday I have made sooo many worm friends and made them soo many little houses to get married in. Me? Lonely? No you’re the lonely one u lawn owning freak
via giphy
by ecogoth December 30, 2020
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