A Fi Fi is a thing that inmates use to self masturbate just like a pocket pussy. It's made out of a toilet paper roll and a latex glove and to make it have moisture you use grease shampoo shaving cream or something of that sort and to make it tighter and loser you use rubberband.
by DaddyPayne August 25, 2019
Get the FiFimug. 
by Freeyaya69 April 9, 2021
Get the Fifi'smug. Fifi is the most talented, smartest, cutest thing on the planet! She is amazing at piano, ukulele and just about everything else and is literally smarter than albert einstein. she is also so heckin adorable, and she is usually into girls named Áine.
person 1: oh my gosh is that mozart!?
person 2: pretty close! that’s fifi! isnt she sooo talented and adorable?!
person 1: yeah, i think i’m gonna ask her out after she is done playing this amazing piece on the piano
person 2: aw sorry to burst ur bubble there but she’s taken by Áine
person 1: aw man really?! wow, lucky áine.
person 2: pretty close! that’s fifi! isnt she sooo talented and adorable?!
person 1: yeah, i think i’m gonna ask her out after she is done playing this amazing piece on the piano
person 2: aw sorry to burst ur bubble there but she’s taken by Áine
person 1: aw man really?! wow, lucky áine.
by fifififififiisamazing March 9, 2022
Get the Fifimug. The best person on the planet. They don't know how gorgeous they are and their worth. They are the best friends on the planet, always so supportive and understanding. They doubt themselves but are academically thriving. They are big on sleep! As they should, they need their beauty rest! They are also their own individuals and don't bother to fit in!
Studen 1t: "what's your friends' name?"
Student 2: "Her? Thats my bestfriend Fifi!"
Student 1: "You are so lucky, the things I would do to be her friend OR HER"
Student 2: "Her? Thats my bestfriend Fifi!"
Student 1: "You are so lucky, the things I would do to be her friend OR HER"
by anne lou April 14, 2021
Get the fifimug. Fifi is the prettiest girl in the whole world. She is very bold and has the most unique best style. Her hair is long and the color of gold. She won’t be afraid to speak her mind and is constantly saying stupid stuff. She’s extremely funny and can lighten anyone’s mood. Fifi is obsessed with instagram. She gives everyone compliments and hopes to gain people’s interest. She’s also always down to party and make new friends. If you flirt with a Fifi, she will most likely reject you because you’re annoying. Fifi likes Shrek and the Globglogabgalab and is obsessed with takis. She also has amazing friends and family.
by Cheezymaggott November 23, 2021
Get the Fifimug. A sweet girl who always try's to make everyone happy. Stunning beautiful, every boy wants her but she only sticks for her love. She always has you when your down and has the best laugh, smile you will ever see
by blade263 September 13, 2017
Get the fifi-jaynemug.