When the muscles contained within your gluttus maximus have been starved of blood for a prolonged amount of time, and as a result, have died off, thus the name of dead (the state of being dead) + ass (a slang term for your posterior region)
Yo B I Ah finna go to de hospital cuz Ah godda DEADASS
You B you be bustin mah chops?
Nah B ahmma
D͔̈́̉ͪͤ͗͊̈ ̮͙̬̟̭̉͆̐ͪͥͅE̓ͩ̔ͥͅ ̳̱̻̣͂Ȁ̘͕̲͊̒ ͇͉͚ͦD̞̜̬͖̣ͦͨ̊̊͐̀ ̰̲̥̹̘͈͚͖͎̑̇̿̈̈ͥͨ̔͌Ä͕͉̬́̽̂ͅ ͙̞ͯͤͬͦ̋S͓͚͕̫̼͎̿̀̾ ̱̙̼̲ͫͪ͑ͤS͈̯̻̝̪̺̲̒ͦ̃͐ͧ̊̓͗̑ rahght now
You B you be bustin mah chops?
Nah B ahmma
D͔̈́̉ͪͤ͗͊̈ ̮͙̬̟̭̉͆̐ͪͥͅE̓ͩ̔ͥͅ ̳̱̻̣͂Ȁ̘͕̲͊̒ ͇͉͚ͦD̞̜̬͖̣ͦͨ̊̊͐̀ ̰̲̥̹̘͈͚͖͎̑̇̿̈̈ͥͨ̔͌Ä͕͉̬́̽̂ͅ ͙̞ͯͤͬͦ̋S͓͚͕̫̼͎̿̀̾ ̱̙̼̲ͫͪ͑ͤS͈̯̻̝̪̺̲̒ͦ̃͐ͧ̊̓͗̑ rahght now
by /bɛʔ/ May 17, 2018
Get the Deadassmug. he cheated on his girl, deadass
by ur.dads.favorite.hoe June 3, 2022
Get the deadassmug. Can be used in any sentence to mean anything u want or to add and extra kick to the sentence. Or instead of legit, literally, serious and actually.
Can be used instead of geshmak.
Can be used instead of geshmak.
by May Goyang-i August 28, 2019
Get the Deadassmug. by nneomabrimmm February 21, 2019
Get the Deadassmug. by Auri Sylla December 4, 2019
Get the Deadassmug. Ethan, deadass, did you kill Dave?
Uh yeah no, I-I uh.. I did not kill Dave.
Deadass?
Deadass, dude.
Uh yeah no, I-I uh.. I did not kill Dave.
Deadass?
Deadass, dude.
by don't tell amy September 22, 2020
Get the Deadassmug. A term used by white "urban" youth on the East coast to denote the seriousness of one's opinion. Often in relation to fist-pumps, gelled hair, and/or spray-on tans.
by East Coast Don June 27, 2010
Get the Deadassmug.