Definitions by mohammad Khaleelullah

mouthwash 

in your face, getting insulted straight up

"Did you see that dunk? Man that guy got mouthwashed"

mouthwash by mohammad Khaleelullah April 15, 2005

54321 

the act of leaving, end of countdown to leaving(to be assumed to be leaving)

A: aight man
B: cool
A: 54321
B: aight peace

54321 by mohammad Khaleelullah April 15, 2005