leave vs rubber stamp

leave

verb
  • To transfer responsibility or attention of (something) (to someone); to stop being concerned with. 

  • To cause, to result in. 

  • To let be or do without interference. 

  • To cause or allow (something) to remain as available; to refrain from taking (something) away; to stop short of consuming or otherwise depleting (something) entirely. 

  • To transfer possession of after death. 

  • To give leave to; allow; permit; let; grant. 

  • To produce leaves or foliage. 

  • To put; to place; to deposit; to deliver, with a sense of withdrawing oneself. 

  • To give (something) to someone; to deliver (something) to a repository; to deposit. 

  • To depart; to go away from a certain place or state. 

  • To depart from; to end one's connection or affiliation with. 

  • To end one's membership in (a group); to terminate one's affiliation with (an organization); to stop participating in (a project). 

noun
  • The action of the batsman not attempting to play at the ball. 

  • The arrangement of balls in play that remains after a shot is made (which determines whether the next shooter — who may be either the same player, or an opponent — has good options, or only poor ones). 

  • Permission to be absent; time away from one's work. 

  • Permission. 

rubber stamp

verb
  • To process, approve or decide matters routinely rather than through careful consideration. 

adj
  • Of a person, organisation, or process, making decisions or approving matters routinely or without real power. 

noun
  • A person or organisation that approves, routinely or as a formality, matters decided by some other person or organisation. 

  • A piece of rubber or similar material with a design or text carved or molded for the purpose of transferring ink or dye to imprint that design on another object. 

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