1. 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
   - Bunker Buster, GBU-28

Type of: laser-guided bomb, LGB

• water chinquapin
• water chute
• water clock
• water closet
• water clover
• water company
• water conservation
• water cooler
• water crowfoot
• water cycle
• water deer
• water development
• water down
• water dragon
• water dropwort
• water elm
• water faucet
• water fennel
• water fern
• water filter
• water flaxseed
• water flea
• water fountain
• water gage
• water gap