weaponize

verb

Etymology: From weapon + -ize. First use appears c. 1938. See cite below.

1. To make into a weapon.

   “Anything can be weaponized. A big enough rock, dropped from a sufficient height, is a very good weapon.”

   “The writer has to an unusually high degree the gift of being able to coin a telling phrase, though I do not like the verb in the sentence "However unassailable their arguments may be they could not weaponize their strength."”

2. To make more effective as a weapon.

   “To weaponize anthrax it is made more distributable, not more virulent.”