Fi-Fi

fire fighters; fire engine; sound of fire alarm

Dude, what's that siren? I smell smoke... It's the FI-FI!

by fifithomas February 13, 2015

Fis

when a person has to fart and pee at the same time.

Holy Shit, i hav yo Fis so dam bad.

by ASs..Holee December 25, 2004

FI

First Impression

Basic white girl #1: Comment below for an FI!
Basic white girl #2: Comment!!!!
Basic white girl #1: Omg you have always been my favorite person forever!
Basic white girl #2: Awwww

by TheLetterE July 31, 2017

FI

a acronym for fire, one that is the finest of the finest.

Damn, that gul there is the Fi.

by Pimptress March 12, 2003

fi

Adjective, used to describe something of good quality or someone who is good in a particular area; derived from the word fire

Kaley: did you see that girl the other day on the softball team?
Justine: you mean when she hit that grand slam?
Kaley: yea she is straight fi

by celeste25 March 15, 2008

FI

Forced Induction. Usually used in car forums.

I'm going FI on my beater si next summer, y0.

by Sampy November 22, 2004

Fied

(Pronounced/ Fead) ;

When a Girl Inserts a Nigga's Finger/s inside their mouth, basically it is head of the finger.

Created By: GDashZus, Bryy, and Tazzy.

Oh my God last night this girl sucked my finger and i didnt know what to call it, so... We decided the word Fied.

by GDashZus October 20, 2010