A high school organization who seeks to respect all women while effectively representing the brotherhood. Aca members are known for absolutely slaying females and being part of the deepest group in history.
by DiK bih fuh November 25, 2018
Get the ACAmug. 
Joe: My dad worked at ACA for 3 years.
Fred: Uhhh, what's ACA?
Joe: It's the Alerting Communicators of America, the siren manufacturer don't you know that?
Fred: No.
Fred: Uhhh, what's ACA?
Joe: It's the Alerting Communicators of America, the siren manufacturer don't you know that?
Fred: No.
by anonymous February 29, 2024
Get the ACAmug. expression from northern Argentina to refer to:
-Something bad
-Shit
-Someone disloyal, ill-intentioned or stingy
-Something bad
-Shit
-Someone disloyal, ill-intentioned or stingy
look, a piece of aca/mira, un pedazo de aca
Don't make plans with him because he is very aca/ No hagas planes con el porque es muy aca
Don't make plans with him because he is very aca/ No hagas planes con el porque es muy aca
by nooneimportant36 January 29, 2024
Get the acamug.