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Adjective: offside  'óf'sId
  1. (sport) illegally beyond a prescribed line or area or ahead of the ball or puck
    "the touchdown was nullified because the left tackle was offside";
    - offsides
Noun: offside  'óf'sId
  1. (sport) the mistake of occupying an illegal position on the playing field (in football, soccer, ice hockey, field hockey, etc.)
Adverb: offside  'óf'sId
  1. Illegally in advance of the ball or puck

Derived forms: offsides

Type of: error, fault, mistake

Antonym: onside

Encyclopedia: Offside