Definition from Wiktionary, the free dictionary
- (soccer) A defensive play to catch the attacking side offside
- he managed to beat the offside trap and clinch the winner.
2010 December 28, Kevin Darlin, “West Brom 1 - 3 Blackburn”, BBC:
- But the visitors started the game in stunning fashion when Morten Gamst Pedersen dinked forward a clever looping pass and Kalinic beat the offside trap, surged into the box and beautifully placed the ball past goalkeeper Scott Carson.