dart vs idle

dart

verb
  • To start and run with speed; to shoot rapidly along. 

  • To throw with a sudden effort or thrust; to hurl or launch. 

  • To shoot with a dart, especially a tranquilizer dart. 

  • To fly or pass swiftly, like a dart; to move rapidly in one direction; to shoot out quickly. 

  • To send forth suddenly or rapidly; to emit; to shoot. 

noun
  • A fish, the dace. 

  • Any of various species of hesperiid butterfly. 

  • A pointed missile weapon, intended to be thrown by the hand; for example, a short lance or javelin. 

  • Any sharp-pointed missile weapon, such as an arrow. 

  • A sudden or fast movement. 

  • A cigarette. 

  • Anything resembling such a missile; something that pierces or wounds like such a weapon. 

  • A small object with a pointed tip at one end and feathers at the other, which is thrown at a target in the game of darts. 

  • A fold that is stitched on a garment. 

  • A dart-shaped target towed behind an aircraft to train shooters. 

idle

verb
  • Of an engine: to run at a slow speed, or out of gear; to tick over. 

  • To spend in idleness; to waste; to consume. 

  • To lose or spend time doing nothing, or without being employed in business. 

adj
  • Not engaged in any occupation or employment; unemployed; inactive; doing nothing in particular. 

  • Not being used appropriately; not occupied; (of time) with no, no important, or not much activity. 

  • Averse to work, labor or employment; lazy; slothful. 

  • Of no importance; useless; worthless; vain; trifling; thoughtless; silly. 

noun
  • An idle game. 

  • The lowest selectable thrust or power setting of an engine. 

  • The state of idling, of being idle. 

  • An idle animation. 

How often have the words dart and idle occurred in a corpus of books? (source: Google Ngram Viewer )