n. 1. (in romance) A person who - by personality, attitude and/or influence - is a true stand-out amongst the norm of dating and relationships. They are generally unaffected by what would be considered superficial charm (money, appearance, social status, etc.) and are more attracted to someone's deeper qualities, hence they would "change a player's game." Such persons are considered relationship and even marriage material.
v. 1. (in sports) A sudden action - usually the result of a successful plan - that changes the entire course of a game or match.
Noun:
Emma Stone's character in "Crazy, Stupid Love," whom Ryan Gosling's character considered a Game Changer.
Belldandy from the anime "Ah! My Goddess"
Lisa Leveridge as described in "The Game" by Neil Strauss
Verb:
Every Michael Jordan moment in the NBA play-offs
Marshawn Lynch's run against the New Orleans Saints in the 2011 NFC Wild Card game
Jon Jones' successful counter-punch on Lyoto Machida
Is a variation of 69 that requires the male to be either standing or kneeling, he will have his arms wrapped around the female's abdomen holding her upside down, they will both be performing simultaneous acts of oral sex on each other like 69.
When you have a child and you enlist the help of someone you either do not know, or barely know to change their soiled diaper. Typically a male.
Nick: Hey Steven, Abbey has a dirty diaper and I'm indisposed at the moment killing 8 year olds on COD
Steven: I would, but are you sure you want to have a stranger change her?
Nick: I completely forgot you were a stranger changer, thanks for reminding me.
Steven: No biggie, the judge said I'm legally obligated to inform any nearby parents anyway.
Nick: Is that why we aren't allowed at Chuck E Cheese 's anymore?
Steven: Yeah, one of the reasons.