The act of shitting on your partner's chest while they are in a crabwalk position. Your partner then proceeds to walk around the room in a crabwalk position until the shit cools.
"My girl and I went to Red Lobster last night, but it wasn't until we got home that I got to have the steamed crab!"
by Bananahammer August 20, 2009
To shit or fart on your partners crab infested pubes.
"I totally farted on that dudes junk during a lap dance and gave him Steamed Crabs."
by Bleedingoak April 12, 2012