English noun: Guided Bomb Unit-28 | |||
1. | Guided Bomb Unit-28 (artifact) a 5,000 pound laser-guided bomb that can be programmed to penetrate to a given depth before exploding; used to penetrate hardened underground facilities | ||
Synonyms | Bunker Buster, GBU-28 | ||
Instance hypernym | laser-guided bomb, LGB | ||