noun

• (agriculture) The process of gathering the ripened crop; harvesting.
  "The constant rain made the harvest a nightmare this year."
• (by extension) The product or result of any exertion or course of action; reward or consequences.
  "The surveillance mission yielded a healthy harvest of intel."
• (UK, dialectal) The third season of the year; autumn; fall.
  "Harvest is usually very damp and rainy."
• (paganism) A modern pagan ceremony held on or around the autumn equinox, which is in the harvesting season.

verb

• (transitive) To bring in a harvest; reap; glean.
  "We harvested the apples in September already."
• (transitive) To take a living organism as part of a managed process to gather food or resources, often with the intention of maintaining a healthy population.
  "An efficient rifle or shotgun can harvest a deer for venison."
• (intransitive) To be occupied bringing in a harvest.
  "We're going to harvest day and night, because the weather is about to turn sour."
• (transitive) To win, achieve a gain.
  "The rising star harvested well-deserved acclaim, even an Oscar under 21."