Top Definition
"I'm on it." means 'I have it covered' or 'I will do it very shortly'.
"Yeah, don't worry dude, I'm on it."
by Diego July 18, 2003
Feeling horny; actively pursuing someone of the opposite gender.
"Joe is on it tonight"
by A February 22, 2005
Two people who are flirting a lot but not in a relationship stage - perhaps one wants a relationship but the other doesn't. Basically two people who spend a lot of time together but aren't necessarily dating.
Bob: Yo Mike, are Pedro and Lauren going out?

Mike: Nah, they're just onit.
by john96 August 22, 2011
if your want to do something or if you like someone you would say oh im on that.
u go n meet girls n 1 boy asks the other "are u on her" (do u like her)
u wanna go 2 a football match and u ask sum1 "Are u on it" (do you want to do that)
by ObsessiveG August 10, 2007
If someone is "on it" they are trying to get with, or are already dating, a member of the opposite sex.
I saw you with some chick in town yesterday. Are you on it?
by Ohohoho July 09, 2010
commonly used term amongst 16-25 year olds for consuming alcohol at a heavily excessive rate

"it" means an alcoholic beverage and "on" meaning consuming excessively
i'm on it
by scoper1141 April 29, 2010
to be kind of in a relationship with a guy/girl, but not fully committed any MAYBE not exclusive/monogomous. baically you like eachother and are sexually active, but dont call eachother girlfriend and boyfriend
people who hate committment should be on it-eg teenag boys
girl:i saw you kissing with adam before, are you going out now?

girl2: nah, we're he's not my boyfriend, we're just on it, innit, just link whenever
by miaraaa November 18, 2010
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