idle
noun
the state of an engine or other mechanism that is idling
“the car engine was running at idle”
verb
adjective
not in action or at work
“an idle laborer”
“idle drifters”
Oppositesbusywithout a basis in reason or fact
“baseless gossip”
“the allegations proved groundless”
not in active use
“the machinery sat idle during the strike”
“idle hands”
Synonymsunusedsilly or trivial
“idle pleasure”
“light banter”
Synonymslightlacking a sense of restraint or responsibility
“idle talk”
“a loose tongue”
Synonymsloosenot yielding a return
“dead capital”
“idle funds”
Synonymsdeadnot having a job
“idle carpenters”
“jobless transients”
Source: WordNet 3.1, Princeton University
