When you're having intercourse in a doggy style position or any position from behind and you reach around and sock them in the face a few times when they aren't expecting it. Much like the hockey players checking each other against the glass and getting a few punches in when the refs aren't looking.
Bobby, enraged after seeing his girlfriend flirt with another guy after the hockey game, decided a suitable punishment would be to pull her shirt over her head while banging her from behind and give her a Canadian Reach Around.
by aphelion May 10, 2006