1. n. (military) acronym for "
bad conduct discharge" as defined by the Uniform Code of Military Justice for US military servicemen, also known unofficially as the "
Big Chicken Dinner" as slang for the same discharge.
2. n. acronym for "buoyancy control device" used in scuba diving, a vest that can be inflated or deflated while underwater to control a
diver's depth.
1. "Corporal Smith bashed Lieutenant Jones in the fucking pie hole right in front of the general. Stupid
shitbird is gonna get his
BCD for sure."
2. "Shit, my god-damn BCD has a hole in it. If I dive with this
POS on, I'll sink right to the bottom."