Noun
(humorous) One who has been, or is likely to be, attacked by a shark.
(humorous, by extension) One who is in a precarious or vulnerable position; a dead duck.
(Australia, colloquial) A lone swimmer or surfer far from shore, a shark baiter.
Used other than figuratively or idiomatically: see shark, bait.
shark-bait (uncountable)
Alternative form of shark bait.
shark-bait