Twey is a awesome, cute, amazing, wonderful person that loves his girlfriend more than any other guy ever has. It is a nickname for a guy whose name is Trey. A blonde, green eyed, handsome person that is a SEX GOD. gives the best oral sex any girl on this continent or any other could ever dream of,,, so guys when your girl is in the middle of having an orgasm and she accidentally screams out TWEY don't worry it happens to everyone.
<girl> oh last night was so awesome. I screamed out twey 3 times.
<boyfriend> who's twey?