overhead vs topsail

overhead

noun
  • The ceiling of any enclosed space below decks in a vessel. 

  • Data or steps of computation used only to facilitate the computations in the system and not directly related to the actual program code or data being processed. 

  • Any cost or expenditure (monetary, time, effort or otherwise) incurred in a project or activity, which does not directly contribute to its progress or outcome. 

  • Wasted money. 

  • An overhead projector. 

  • A sheet of transparent material with an image used with an overhead projector; an overhead transparency. 

  • The expense of a business not directly assigned to goods or services provided. 

  • The items or classes of expense not directly assigned to goods or services provided. 

  • The system of overhead wires used to power electric transport, such as streetcars, trains, or buses. 

  • A compartment above the seats for stowing luggage in a passenger aircraft. 

  • An overhead throw. 

  • A smash. 

adj
  • kicked over one's own head 

  • located above, especially over the head 

adv
  • Above one's head; in the sky. 

topsail

noun
  • In a fore-and-aft-rigged sailing boat, the sail that is set above the gaff at the top part of the mast. 

  • A sail or either of the two sails rigged just above the course sail and supported by the topmast on a square-rigged sailing ship. 

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