When a person or persons get run over and or cut up by a boat while in a body of water.
Dick: Did you hear about John the other day?

Jane: No I didn't, what happened?

Dick: He fell asleep on his water tube, and his ass got mastercrafted!!!

Jane: Damn! what a dumb bitch.
by Lokiofcali September 19, 2011
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Exceedingly craftful; highly intelligent with respect to certain skill or craft
Kevin is so mastercraftful, he can make a womans bra out of coconut fiber.
by Unnamedfantasyfootballguy August 21, 2019
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Exceedingly craftful; master of certain craft or skill.
His mastercraftful drafting strategy won him the 2018 fantasy football championship.
by Unnamedfantasyfootballguy August 21, 2019
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