Top Definition
Newb-lube is a cream, ointment, balm, or bodily fluid produced or used as a result of inability to deal with exercise.
"better newb lube your inner thighs before this run", "Second leg day since starting back and I was still leaking newb lube", "Bro, your face is leaking newb lube"
by tuffneck November 14, 2013
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