by Jammy Jimmy October 26, 2020
A day where we celebrate how saint fat chick gave us the almighty big mac and took out all the lettuce which is why we wear green today.
by No name = me March 21, 2008
National fat ass day is on August the 22nd and if you have a fat ass you have to let your friends slap it and can't complain about it.
*slaps ass*
Josh: bro what the fuck why did you slap my ass
Ethan: Bro it's national fat ass day I can slap it all I want
Josh: Aw man fine since it's national fat ass day
*Slaps ass again*
Josh: bro what the fuck why did you slap my ass
Ethan: Bro it's national fat ass day I can slap it all I want
Josh: Aw man fine since it's national fat ass day
*Slaps ass again*
by Hallaballs_69 January 23, 2022
by January 4th November 06, 2019
by Chokedoutppanther March 15, 2021
Fat cat day is a way to show off your cats fatness. So what if you over feed them sometimes be proud for it on this day.
Woah did your cat eat a cow , no I just over feed him , omg I’m so jealous I want a fat cat , well today is national fat cat day go get one
by Hi yoyo November 06, 2019
National Fat friend day where you celebrate ur big friend. Get them lots of food to fill there large bellies.
by Mikethegreat3 November 11, 2022