offside

adjective & adverb

• (of a player in some sports) occupying a position on the field where playing the ball or puck is not allowed, especially (in soccer) in the attacking half ahead of the ball and having fewer than two defenders nearer the goal line at the moment the ball is played: [as adverb]:the attacker looked offside by several yards figurativehis radicalism caught him offside with the law

noun

• 1the fact or an instance of being offside in soccer, rugby, etc.:the goal was disallowed for offside

• 2 (usually the off side) British the side of a vehicle furthest from the kerb (in Britain, the right): [as modifier]:the rear offside wheelCompare with nearside.See also off side at off (sense 1 of the noun).
• the right side of a horse.