verb

• (transitive) To remove a mask from someone.
• (transitive) To expose, or reveal the true character of someone.
• (intransitive) To remove one's mask.
• (intransitive) To cease engaging in masking, to cease disguising one's autism.
• (transitive, military, dated) To expose something that was concealed or shielded from an enemy.
• (transitive, computing) To enable (an interrupt, etc.) by unsetting or setting the associated bit.