The noun idle has 1 sense (no senses from tagged texts)
1. idle -- (the state of an engine or other mechanism that is idling; "the car engine was running at idle")
Overview of verb idle
The verb idle has 2 senses (first 2 from tagged texts)
1. (2) idle, tick over -- (run disconnected or idle; "the engine is idling")
2. (1) idle, laze, slug, stagnate -- (be idle; exist in a changeless situation; "The old man sat and stagnated on his porch"; "He slugged in bed all morning")
Overview of adj idle
The adj idle has 7 senses (first 3 from tagged texts)
1. (4) idle -- (not in action or at work; "an idle laborer"; "idle drifters"; "the idle rich"; "an idle mind")
2. (1) baseless, groundless, idle, unfounded, unwarranted, wild -- (without a basis in reason or fact; "baseless gossip"; "the allegations proved groundless"; "idle fears"; "unfounded suspicions"; "unwarranted jealousy")
3. (1) idle, unused -- (not in active use; "the machinery sat idle during the strike"; "idle hands")