'Burster' definitions:

Definition of 'burster'

From: WordNet
noun
A quantity of explosive to be set off at one time; "this cartridge has a powder charge of 50 grains" [syn: charge, burster, bursting charge, explosive charge]

Definition of 'Burster'

From: GCIDE
  • Burster \Burst"er\ (b[^u]rst"[~e]r), n. One that bursts. [1913 Webster]