7 have a racial meaning...
http://www.urbandictionary.com/define.php?term=canadian&page=1Not that the input on that site is authoritative or reputable; I mean, there's also this entry/definition...
"A sex act which involves fingering a woman who is clothed or partially clothed, in a semi-public place, without drawing attention. The term refers to the way a Canadian is usually invisible or inconspicuous in a crowd. The term is used in the same way as "greek."
"So he took me to see the new Superman movie last night, and halfway through, he went all Canadian on me. Yeah, right there! He just reached under my skirt and pulled my panties aside!"