bunker buster
or bun·ker-bust·er
noun
a laser-guided bomb designed to penetrate deep underground, as into rock or concrete, before detonating.
Words nearby bunker buster
bunionectomy,
bunionette,
bunk,
bunk bed,
bunker,
bunker buster,
bunker hill,
bunker hill, battle of,
bunker oil,
bunker, archie,
bunkerage