pcb 

printed circuit board this is a board that your computer,tv,vcr (basicly all manufactured electrionics(although this can be done by hand on a amature scale)) components are soldered to.

pcb by alex harrap October 21, 2003

pcb 

Short for Panama City Beach, FL. Where cool as kids grow up and the ones who didn't grow up here party. Spring Break Capital.

Let's move to PCB, the coolest place on the fucking planet.

pcb by osp nigga October 7, 2005

PCB 

Premature Coupling Behavior. When your casual date or acquaintance begins to display unsolicited acts normally reserved for serious couples. ie hand holding, arm around waist, invading personal space, etc.

Kristen: "That guy at the bar just bought me a drink...Then totally tried to hold my hand!"

Corina: "eeeew, PCB"

PCB by trainwreck and homewreck March 10, 2009

pcb 

Pretentious Condescending Bitch

"she's such a pcb"

pcb by pcb_hater July 13, 2009

PCB 

"Professional Cock-blocker" someone who gets in the way of a person and their significant other spending time together and/or having sex so often they exceed the level of cockblocker.

"Your little brother is a PCB, he's always following us around."

PCB by sasha88 October 5, 2011

PCB 

perfect cherry blossom

a Touhou game

This a PCB reference?
yes it's a perfect cherry blossom reference.

PCB by John Left Bracket Titor August 4, 2018

PCB 

A secret underground society that will one day rule the world.
The only people who know what "PCB" actually means are the members of "PCB".

person1: Have you ever heard of PCB?
person2: Um...I don't think so.
person1: K.

(Person 2 is secretly a member of PCB)

PCB by PCBPCBPCB May 5, 2009