The act of sexual intercourse between two people who work in adjoining cubicles.
Joe: Boy oh boy, that Mary sure is HOT!! We finally got a chance to do 'the thing' yesterday. Sure glad we didn't get caught!

Mike: Ohhh, so you finally got around to cubicoitus, eh? Good job!!
by officesally August 23, 2010
Get the cubicoitus mug.