Also found in: Thesaurus, Idioms.
adv, adj (postpositive)
1. (usually foll by of) in or into a state of difficulty, confusion, or conflict (with)
2. (Nautical Terms) (often foll by of) in or into an entanglement or collision (with) (often in the phrase run afoul of): a yacht with its sails afoul; the boat ran afoul of a steamer.
in a state of collision or entanglement: a ship with its shrouds afoul.Idioms:
run or come or fall afoul of,
a. to become entangled with: The boat ran afoul of the seaweed.
b. to come into conflict with.