Child: I want to name my dog shmango!
Parent: What does shmango mean?
Child: Its spanish!
Parent: Spanish for what?!
Child:.......Fart (actual convo with my parents when I was 4)
Shmanka- the factor of mental/psychic powers used by a family member of the Shmanka bloodline in order to cheat/break the laws of physics/completely become unpredictable
Rolling a pair of 6's on 6 sided die 21 times in a row during a game of risk.
A golfer gravely afflicted by the "s" word of golf--the shanks (i.e., hitting the ball off the hosel of the club, resulting in shots that go pretty much dead right with relatively little distance).