in

/ˈin/

Middle English, from Old English; akin to Old High German in in, Latin in, Greek en

preposition

  1. —used as a function word to indicate inclusion, location, or position within limits

  2. into

  3. —used as a function word to indicate means, medium, or instrumentality

went in the house

adverb

  1. to or toward the inside especially of a house or other building

  2. to or toward some destination or particular place

  3. at close quarters : near

mix in the flour

adjective

  1. that is located inside or within

  2. that is in position, operation, or power

  3. inside

the in part

the in party