post vs send off

post

verb
  • To send (an item of mail etc.) through the postal service. 

  • To rise and sink in the saddle, in accordance with the motion of the horse, especially in trotting. 

  • To enter (a name) on a list, as for service, promotion, etc. 

  • To assign to a station; to set; to place. 

  • To publish (a message) to a newsgroup, forum, blog, etc. 

  • To pay down (the stake). 

  • To pay (a blind). 

  • To carry (an account) from the journal to the ledger. 

  • To travel with relays of horses; to travel by post horses, originally as a courier. 

  • To inform; to give the news to; to make acquainted with the details of a subject; often with up. 

  • To travel quickly; to hurry. 

  • To hang (a notice) in a conspicuous manner for general review. 

  • To hold up to public blame or reproach; to advertise opprobriously; to denounce by public proclamation. 

noun
  • A long, narrow piece inserted into a root canal to provide retention for a crown. 

  • A prolonged final melody note, among moving harmony notes. 

  • A pole in a battery. 

  • The vertical part of a crochet stitch. 

  • A military base; the place at which a soldier or a body of troops is stationed; also, the troops at such a station. 

  • A printing paper size measuring 19.25 inches x 15.5 inches. 

  • A single delivery of letters; the letters or deliveries that make up a single batch delivered to one person or one address. 

  • A moderate to deep passing route in which a receiver runs 10-20 yards from the line of scrimmage straight down the field, then cuts toward the middle of the field (towards the facing goalposts) at a 45-degree angle. 

  • A post mortem (investigation of body's cause of death). 

  • A goalpost. 

  • An appointed position in an organization, job. 

  • A stud; a two-by-four. 

  • An organisation for delivering letters, parcels etc., or the service provided by such an organisation. 

  • A location on a basketball court near the basket. 

  • A long dowel or plank protruding from the ground; a fencepost; a lightpost. 

  • Someone who travels express along a set route carrying letters and dispatches; a courier. 

  • Post-production. 

  • A message posted in an electronic or Internet forum, or on a blog, etc. 

  • An assigned station; a guard post. 

prep
  • After; especially after a significant event that has long-term ramifications. 

adv
  • Sent via the postal service. 

  • With the post, on post-horses; by a relay of horses (changing at every staging-post); hence, express, with speed, quickly. 

send off

verb
  • To send; to dispatch. 

  • To show someone a red card, and dismiss them from the playing area. 

  • To provide a celebration for someone who is leaving; give a sendoff. 

  • To emit; to emanate. 

noun
  • farewell party 

  • funeral or memorial service 

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