Lunchin' Out 

Laughing uncontrollably. Possibly while stoned.

Oh my god, look at Terry. Dudes straight lunchin' out on the cat.

Lunchin' Out by IPoise December 23, 2014

lunchin out 

To act out of control and crazy. Similiar to kirkin out.

Origin: Prince Georges Co MD, but also used in surrounding areas

Sam was so upset over losing her rent money, she started lunchin out.

lunchin out by C. N. Leonard July 28, 2006

Lunchin out flossin ball 

It is what I like to call pool basketball

Yo man, do you want to play som lunchin out flossin ball?

Lunchin out flossin ball by ratfacemcjammyjont November 9, 2008

launchin out

to do something dumb or stupid

if a nigga spill grape juice on yo carpet, you say: damn u launchin out lil bruh

launchin out by jaylin shaw December 23, 2008