black box vs tackle

black box

noun
  • Any similar device on motor vehicles, such as rail event recorders and ship trip recorders. 

  • A flight recorder; the brightly colored cockpit voice recorders and flight data recorders in an aircraft designed to aid in determining the cause of an accident. 

  • A device used in phreaking that prevents the calling party from being billed for the call placed. 

  • A type of theater characterized by a lack of decoration or complex mechanisms. 

  • A theoretical construct or device with known input and output characteristics but unknown method of operation. 

verb
  • To focus on the inputs and outputs without worrying about the internal complexity. 

tackle

noun
  • Equipment, gear, gadgetry. 

  • Any instance in which one person intercepts another and forces them to the ground. 

  • A device for grasping an object and an attached means of moving it, as a rope and hook. 

  • A block and tackle. 

  • A man's genitalia. 

  • A play where a player attempts to take control over the ball from an opponent, as in rugby or football. 

  • Equipment (rod, reel, line, lure, etc.) used when angling. 

  • An offensive line position between a guard and an end: offensive tackle; a person playing that position. 

  • A play where a defender brings the ball carrier to the ground. 

  • Clothing. 

  • A defensive position between two defensive ends: defensive tackle; a person playing that position. 

verb
  • To "hit on" or pursue a person that one is interested in. 

  • To face or deal with, attempting to overcome or fight down. 

  • To bring a ball carrier to the ground. 

  • To attempt to take away a ball. 

  • To force a person to the ground with the weight of one's own body, usually by jumping on top or slamming one's weight into them. 

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