hostile

/ˈhä-stᵊl/

borrowed from Middle French & Latin; Middle French, borrowed from Latin hostīlis, from hostis "enemy" + -īlis "pertaining to or characteristic of (such persons)"

adjective

  1. of or relating to an enemy

  2. marked by malevolence : having or showing unfriendly feelings

  3. openly opposed or resisting

hostile fire

a hostile act

noun

  1. an attempt to buy a company when the people who own the company do not want to sell it

idiom

  1. witness in a legal case who supports the opposing side