Friday hat

Negative term for the yarmulke, or the round skullcap that Jews wear on Fridays.
I can't stand those damn Jews, prancing around happily in their Friday hats, thinking they're superior to the rest of the world.
by Simeon Alacoque-Suscipperra September 11, 2004
mugGet the Friday hatmug.

Friday Pimp Hat

A totally pimpin hat usually worn to illustrate awesomeness, worn on a Friday.
Person 1: Cool hat!
Person 2: Thanks. It's my new Friday Pimp Hat.
by Sabeenerz October 06, 2008
mugGet the Friday Pimp Hatmug.

Hard hat Friday

Every Friday of the week you can wear a hard hat. They are usually yellow and used in construction.
Dude it’s hard hat Friday, why are you not wearing yours?
by Lucc07 November 24, 2021
mugGet the Hard hat Fridaymug.