Gassin means lying, possibly joking.
It has replaced the previous word air.
Why you gassin, you never boned her!
this mean some 1 is chatin shit
i aint got no money
*stop gassin*
where a group of people cheer on a certain person
the teachers were gassin the talent show
Exaggerating something
"Shutup bro your gassin it so hard."
1. when someone is spittin fire, dope raps.
2. when you firing a weapon, usually an automatic weapon or a choppa
These are Bay Area definitions
You hear dat track by DB Tha General dat boy was gassin on dat bitch.
When I see dem niggas, ima start gassin fuck these niggas. All dem niggas finna get knocked down.
1. A fast rapping rapper spitting all facts.
That new rapper Young Brayzen be gassin' in the booth!