booby_trap has definitions from the field of arms
1
[ noun ] (arms) an explosive mine hidden underground; explodes when stepped on or driven over

Used in print

(Clayton C. Barbeau, The Ikon....)

Between the ponderous hulk and himself , in the valley over which Papa-san reigned , men had hidden high_explosives , booby_traps , and mines .

Booby_traps to fill the head with chunks of metal .

Related terms

mine bouncing_betty claymore

2
[ noun ] an unforeseen or unexpected or surprising difficulty

Synonyms

pitfall

Related terms

difficulty

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