bull (EN)
noun, adjective, verb

noun “bull”

sg. bull, pl. bulls
  1. a fully grown male cow or ox
    The farmer kept a strong bull in the field to help with breeding the cows.
  2. a person who buys stocks or goods hoping their prices will increase
    Many bulls are buying tech stocks, expecting their prices to increase significantly in the coming months.
  3. the very center part of a shooting target
    She aimed carefully and hit the bull with her first shot.
  4. a polite way to say "nonsense" when speaking casually
    Don't give me that bull; I know you're just making excuses.
  5. a formal announcement or directive issued by the Pope
    The Pope issued a bull declaring a new feast day for the church.

adjective “bull”

bull, non-gradable
  1. used to describe a fully grown male of certain large animal species
    The bull moose stood proudly in the clearing.
  2. describes a situation in the stock market where prices are generally going up
    We've only seen a bull market during the past 3 months.

verb “bull”

bull; he bulls; past bulled, part. bulled; ger. bulling
  1. (intransitive, of a cow) to be in heat
    The farmer noticed that the heifer was bulling and brought in the bull for mating.
  2. (transitive, of a bull) to mate with
    The bull bulled the heifer in the pasture.