To say there are many people (non gender specific) in a certain area or place
Bear as in the animal
Heads as in well.... Heads
"There is bear heads at this party"
Which translates to "there are lots of people ar this party
To remeber back to something that happened when you were drunk, similar to a flash back but when under the influence of alcohol.
"oh dude i just remembered what happened last night, i got my mangina out"
"Im having a lash back from last night"
Description of pubic hair
"She has a shaved faff"
"You have a bit of faff showing mate, pull your shorts down a bit"
"Shes got a nice/dirty faff"