As a Verb or Adjective: 1. Something that is EXPLOSIVE can burst quickly and violently. English = explosive Note: 1. The signer in the video is giving an Auslan explanation of the English term EXPLOSIVE. There appears to be no specific Auslan sign for EXPLOSIVE, but the concept is easily expressed by saying that something 'easily explodes' with the signs EASY EXPLODE (or EXPLODE EASY). Check the signs for each in Signbank.