look up any word, like doxx:
 
1.
Exclamation of approval or happiness. Lifted from the french kid on 90's UK children's TV programme, 'Tots TV'.
Bloke, upon finding £5 on the floor: "A fiver! Sac magique!"
by knutcracker March 23, 2007
 
2.
Manchester, England, term for scrotum.

"sac magique"
by Anneure October 05, 2011