When a man ejaculates into his partner's mouth without warning and the angry partner attempts to yell in anger, only to produce the war cry of Chewbacca.
a cheekbuster is an individual who finds satisfaction in forcibly taking a man's buttcheeks ... usually in prison ... but it has been known to happen on the outside .... can also be applied to a traditional heterosexual relationship
big Mike was calling the shots , until his car found out he was bustin out buttcheeks , no he's just a cheekbuster
When a girl is deepthroating you, you pinch her nipples right as you cum. Her scream paired with the warm liquid and dick in her throat will produce a sound similar to chewbacca's growl