booby trap

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. an explosive mine hidden underground;
explodes when stepped on or driven over (Freq. 2)
• Syn:
land mine, ground-emplaced mine
• Hypernyms:
mine
• Hyponyms:
bouncing betty, claymore mine, claymore
2. an unforeseen or unexpected or surprising difficulty
• Syn:
pitfall
• Hypernyms:
difficulty

• Từ đồng nghĩa / Synonyms:
  pitfall, land mine, ground-emplaced mine