A name typically used as an insult meaning homosexual, incel, or, as later adapted, tryhard gamer.
It was coined during World War 2, in 1937, and was used as a humorous insult between soldiers, but was also heavily used to insult those they saw as gay during the 1900's.
Dude, stop. You're being such a Mecha.
Hey, do you mind? I don't want to have sex with you, you disgusting Mecha.
A fucking Cunt. Noone fucking likes you piece of shit. NIGGA
damn dont do just fucking wanna curb stomp "Mecha Nigga"