unlockable adjective 2noun 1forms 1 adjective2 •Capable of being unlocked.This unlockable demo allows customers to use the full-featured product free for seven days. — 1998 •Not capable of being locked.Casters can be swivel, rigid, lockable, or unlockable. — 2003 noun1 •An initially hidden feature that is made available to reward the player for some achievement.But usually when people refer to the metagame, they mean things such as unlockables or customizable features. — 2012 formsunlockables