A manservant whose job is to mind the bucket of piss for French aristocrats.

Intelligence agency term for "psychological operation". A government or corporate-sponsored operation, usually taking the form of a "terrorist attack" or "crazed gunman on a spree", with the intent of panicking the public into demanding more police and laws inhibiting freedom. Psyops are usually carried out by drugging a civilian or group of civilians with aggression-promoting drugs, psyching them up, arming them, and sending them out to commit mayhem. Government-sponsored terrorism. See also blackshirts, conspiracy

Anyone with the name Kevin is a little peepee Piss boy

A boy who pees his pants

A boy or man normally Gay, who is into urine, piss, pee in a sexual way for pleasure. A sexual fetish. A Pissboy likes to be pissed on, over his body and or drinks piss. His own or from another boys cock either direct or from a urinal, toilet or other places. A Pissboy can be a Sex Slave used as a Urinal to a Master. Two Pissboys, can share piss together as part of there sexual act.

A piss boy is a piss boy. They shall do the monke dance and be terrorized by Ed Sheeran until they are no longer a piss boy or until they die. Not to be confused with scat man. This is a gender neutral term.

In the late 900's France, when royalty would have large drinking garden parties, the manor would be too far away to relieve themselves so young/simple boys would carry small buckets, ready for the call for them to 'assist'.
So, a simple pissboy