the definition of fionn comes from the word bold,and bold means confident, confident means outgoing, outgoing means friendly, friendly means interest, interest means eric, eric is hot. so fionn means hot
by taterloop December 6, 2021

fionn is so fast
by ToastBoySpud March 5, 2023

Rebecca: Did you see Fionn’s face? He’s so handsome!
Carol: His face? I was too busy staring at his abs!
Carol: His face? I was too busy staring at his abs!
by ASymm August 7, 2021

Fionns are some of the coolest and hottest people you'll ever meet, they have nice personalities and are very swaggy, and they are usually tops, so feel free to be a bottom and get addicted to him
Hey did you talk to Fionn today?
Yes, but I need to talk more I miss him
God you're so fucking clingy, Nathaniel (me)
Ikr
Yes, but I need to talk more I miss him
God you're so fucking clingy, Nathaniel (me)
Ikr
by Not a bottom August 15, 2021

A self proclaimed man who has a particular lust for unusual women. These women rang from being fat to transgender, or even black on occasions. A retard fionn is often known for his ability to write off a car in impossible circumstances
by ShiftingGearsAndStompingQueers April 29, 2024

fionn is an amazing young man who has a size 13 foot size and loves women. his girlfriends name is emmy. fionn is extremely tall and has a very lovable face and personality. he is a dry texter tho, so be prepared lol.... he likes jpop a lot. a lyric to describe him would be 'never have i seen someone so pretty wow'. he has a playstation but he often plays valorant and fortnite. hes also a big weeb and a big simp. he loves his girlfriend soooo much. he is forced to listen to weezer and arctic monkeys. fionn is a very attractive boy despite his flaws. he may come off shy at first, but once you get to know him he is one of the most sweet people ever. youll miss him whenever youre noy with him, and hes sure to stay on your mind for hours. hes one of the nicest people you will ever meet, along with funny and humourful.
by ThatCCShipper1 November 2, 2023

Fionn is the biggest lad in the world he is fit funny and an animal in bed he also refuses to wear jeans only laddish trackies he also always has his hands in his pockets because he thinks it looks cool pure LAD!
Yo fionn your a Lad
by F111 November 22, 2021
