(sport) the mistake of occupying an illegal position on the playing field (in football, soccer, ice hockey, field hockey, etc.)
English: offside
offsideEnglish
offside, offsides
Noun
Adjective
Illegally beyond a prescribed line or area or ahead of the ball or puck
English: offside, offsides
Adverb
Illegally in advance of the ball or puck
English: offside