Definition: Jib is both a noun and a verb, with the definition changing depending on usage.
As a noun: a jib is an object or obstacle used by a snowboarder to jump upon or over. The jib can be made from almost anything, natural or man-made: Trees, logs, stumps, handrails, barrels, tires, vehicles, walls, people (NOT recommended, but certainly possible).
As a verb: to jib is the act of jibbing, or jumping upon or over an object or obstacle on a snowboard.
A snowboard that is specifically used for jibbing is often referred to as a jibstick.
Pronunciation: [jib]
Also Known As: Bonk, or tap.
Examples:
I wanted to work on transitions today, but the halfpipe was wicked icy, so instead I spent the day jibbing everything in sight!