1. synonym for cool, okay,good, good for you, good job
phil : i had sex with a female last night
Maxx: soo much gain for you
Rob: i ate a whole big mac today
Samantha: Gain on you
Caddy: i sucked some mean dick last night
Raphael: i scored the winning goal last night
To suck air into the asshole and then fart it out. When one who has the ability to gain does this, it makes a strange sucking noise as they draw the air into their bunghole.
My cousin Peter has the unbelievable talent of being able to gain. WOW!
Play that shit on mo' gain!