It's just like how lettuce is slang for the hair on your head except it's referring to your pubes.
Those hippies have gross braids and hairy pits, you just know that they have a disgusting amount of lap lettuce!
A term for marijuana ( that good kush )
Yo Jake you tryna get some trap lettuce?
The act of going down on a female and eating her out.
Shred the Lettuce.
Guy 1: Did you have sex with her last night?
Guy 2: No, But I shredded the Lettuce.
Male: I really want to shred the lettuce.
Female: What's shred the lettuce?
Male: It means I'm going to eat you out.
lettuce = hair. shredding the lettuce means pushing or maneuvering hair in a certain direction.
barber: how do you do your hair usually?
guy: usually i just shred the lettuce to the side
When your legs are so hairy that they look like shreds of lettuce
You got some nasty lettuce hair
Weed found in the trunk of the car.
Man, dud you see all the bags of trunk lettuce the cops pulled from that car.