1. overram - Noun
2. overram - Verb
overram (third-person singular simple present overrams, present participle overramming, simple past and past participle overrammed)
(transitive) To seat (a cartridge, projectile, or propellant charge) too far into the breech of a firearm by pushing or striking excessively.
overram (plural overrams)
The incorrect seating of the charge of a firearm in this manner.