A person who makes a commitment to another and then drops them at the last moment with or without prior notification. The act can be referred to as a fade
Toni promised to see a movie with me, but she is a fader and i had to go on my own
Someone who's going strong at the start of a night drinking but steadily loses energy as the night goes on. This may be due to excessive drinking, coupled with the person being a lightwieght
A mystical hockey playing creature also known as a platypus which is a cross between a duck, beaver and otter although not very good at hockey a Fader makes a good team bitch and every team needs those.
"Hey look at that Fader playing hockey"
"Yea he sucks he must be the team bitch"
"true"
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"Hey Fader what creek were those ugly chicks you were just talking to from"
"Okanagwa duhh"