A pole-mounted hook for landing large fish aboard

The upper spar that supports and controls a fore-and-aft sail

A trick, swindle, or a rigged arrangement

A foolish, embarrassing error; a social blunder

Informal UK/IE: a house, home, or place; a party

To hook and land a fish with a gaff

To cheat, rig, or doctor for deceptive effect

To fasten or cover with gaffer tape