Spanking the Crab 

Having sexual relations with a female, who has recently received a sunburn on her genital area.

After a long day at the local nude beach, Melinda received a god awful sunburn, but Ryan still talked her into a long night of Spanking the Crab.

Spanking the Crab by Nasty Society January 26, 2011

hold the crabs 

a request for sexual partner to apply condom, especially when a sexual encounter with someone new is about to proceed.

"Joe almost did me bareback, but then I exclaimed "Hold the Crabs, BRO!"

hold the crabs by jay joe January 16, 2009

Crabs in the bucket 

People who are stuck in bad situations. Who drag you down with them

Comes from what happens when u place crabs in a bucket. One trys to escape the others grab their legs and try to escape so it ends up they all never get out.

Them people they just crabs in the bucket. U gotta get away from them

Crabs in the bucket by Tom pnoid June 11, 2015

Crabs On The Block 

Hoes On The Block At Night Time Who Got diseases

Mike: Aye Nigga We Got Crabs On The Block

Terry: Nasty Ass Hoes
Mike: Fa Shore My NIgga

Crabs On The Block by Jokle May 20, 2015

tides low, crabs are on the rocks 

1) Associated with the verb of leave. For exaple, leaving. Used primarily when you and your firends are at a party and realize its crap. So you want to leave.

2) When are guys balls are itchy and he wishes to alert people to that fact before scratching.

1) guy a; "Man! who's party's this"
guy b; "dunno man, Its fucked"
guy c; "i think its some guy called dave"
camel toe
dave; "This parties crap"
guy a; "yeah, tides low crabs are on the rocks"

2) guy a; "Tides low, crabs are on the rocks"
guy b; "stop scratching your balls fuckhead"
girl a (skanky hoe); "i'll scratch your balls for you"
girl b (previoulsy skanky hoe); "he gave me crabs"

tides low, crabs are on the rocks by Azerial October 7, 2005