klopka

1. trap; snare
   Miš se uhvatio u klopku. — The mouse got caught in the trap.
   Lovci su postavili klopku za lisicu. — The hunters set a trap for the fox.
2. trap; setup
   To pitanje je bilo klopka, pazi šta odgovaraš. — That question was a trap — be careful how you answer.
   Policija mu je postavila klopku. — The police set a trap for him.

Often used in upasti u klopku "to fall into a trap" and postaviti klopku "to set a trap".