1. A seal that must be broken when first used and cannot easily be resealed
   "it was stored in a tube with a break seal"

Type of: seal

• bulwark
• Bulwer-Lytton
• bum
• bum about
• bum around
• bum's rush
• bumbag
• bumble
• bumblebee
• bumbler
• bumbling
• bumboat
• Bumelia
• Bumelia lanuginosa
• Bumelia lycioides
• bumf
• bummer
• bump
• bump around
• bump into
• bump off
• bump up
• bumper
• bumper car
• bumper guard