crack vs first base

crack

noun
  • Vagina. 

  • An attempt at something. 

  • A sharp, resounding blow. 

  • The tone of voice when changed at puberty. 

  • A program or procedure designed to circumvent restrictions or usage limits on software. 

  • The space between the buttocks. 

  • A narrow opening. 

  • Any sharp sound. 

  • A thin and usually jagged space opened in a previously solid material. 

  • A sharply humorous comment; a wisecrack. 

  • a meaningful chat. 

  • Something good-tasting or habit-forming. 

  • Extremely silly, absurd or off-the-wall ideas or prose. 

  • Conviviality; fun; good conversation, chat, gossip, or humorous storytelling; good company. 

  • The sharp sound made when solid material breaks. 

  • Business; events; news. 

  • Crack cocaine, a potent, relatively cheap, addictive variety of cocaine; often a rock, usually smoked through a crack-pipe. 

adj
  • Highly trained and competent. 

  • Excellent, first-rate, superior, top-notch. 

verb
  • To change rapidly in register. 

  • To become debilitated by psychological pressure. 

  • To form cracks. 

  • To make a cracking sound. 

  • To break open or crush to small pieces by impact or stress. 

  • To make a crack or cracks in. 

  • To make a sharply humorous comment. 

  • To open slightly. 

  • To overcome a security system or component. 

  • To break down (a complex molecule), especially with the application of heat: to pyrolyse. 

  • To break apart under force, stress, or pressure. 

  • To alternate between high and low register in the process of eventually lowering. 

  • To strike forcefully. 

  • To cause to yield under interrogation or other pressure. 

  • To circumvent software restrictions such as regional coding or time limits. 

  • To tell (a joke). 

  • To break down or yield, especially under interrogation or torture. 

  • To solve a difficult problem. 

  • To cause to make a sharp sound. 

  • To realize that one is transgender. 

  • To barely reach, attain to (a measurement, extent). 

  • To open a canned beverage, or any packaged drink or food. 

first base

noun
  • Kissing, regarded as the first phase of a sexual relationship. 

  • The base after home plate in a counter-clockwise path around a baseball infield. 

  • Completion of the first phase of an activity. 

  • The betting spot located immediately to the left of the dealer, which is first to receive cards and first to act. 

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