peanut butter inside 

“Peanut butter inside” is a saying the rappers often use in songs, (Kendrick Lamar, Swae Lee) discribing that the inside of their car is brown or a brownish color. The car is Peanut butter inside.

Tanner: “hello friend, what color is the inside of your car?”
Trevontarious: “mannnnnn... that bihhhh peanut butter inside!”

(defined by Luke and Nick)

peanut butter inside by Trevontarious, Luke and Nick March 9, 2018

inside peanut butter 

"inside peanut butter" refers to having a tan/brown leather or plush interior in your vehicle.

Inside peanut butter outside jelly
7 days of the week 7 different chevys
Black SS wit tha top blown off
f*** with them boys get ya top blown off

inside peanut butter by eXentric July 17, 2006

inside peanut butter outside jelly

"inside peanut butter outside jelly" refers to having a tan/brown leather or plush interior in your vehicle, with a (metallic)candy paint job on the exterior. (These color schemes are commonly used on Lowriders or American Muscle Cars, such as Cheverolets.)

Inside peanut butter outside jelly
7 days of the week 7 different chevys
Black SS wit tha top blown off
f*** with them boys get ya top blown off

inside peanut butter outside jelly by eXentric July 17, 2006

peanut butter insides 

Referring to a womans genitalia

“ yo how was that pussy last night”
“My nigga she had the peanut butter insides”

peanut butter insides by Savagedro May 29, 2018