deathtrap

English Wikipedia has an article on:

deathtrap

Wikipedia

• death trap, death-trap

From death + trap.

• (UK) IPA^(key): /ˈdɛθtɹæp/

deathtrap (plural deathtraps)

1. (informal, figurative) An extremely dangerous location, structure, or device.

   Route 9 is a deathtrap; they should at least put up guard rails.

   Dude, your car is a deathtrap! Get the brakes and the steering fixed.

2. (literature) A plot device where a villain in a story puts a hero in an elaborate dangerous situation for the purposes of attempting a sadistic murder.

• firetrap