A go to expression for someone or something that spoils the fun / ruins the party through poor decision-making / choices or through total incompetence.
Mikey G turned down the tunes and it totally Tier 4'd the night so we all left to get chips and drinks.
by Georgivs Sofcox December 21, 2020
Get the Tier 4'dmug. by Fruityfuckingpebbles April 5, 2022
Get the D&Tmug. by D-Man Gaming July 20, 2023
Get the D-Man Gamingmug. by angelhurdle789 L bozos March 16, 2022
Get the Logan and Micheal Dmug. fat guy.. eats all day.. is a pussy.. lights people up.. get used for rides.. hawaiin.. has a big pair of tities.
by i ain no smack April 6, 2009
Get the smacky dmug. by Friglicker June 1, 2018
Get the D daymug. 