gorilla

noun

• a powerfully built great ape with a large head and short neck, found in the forests of central Africa. It is the largest living primate.

  • Gorilla gorilla, family Pongidae: three races (two lowland gorillas and the mountain gorilla)
• informal a heavily built, aggressive-looking man.
• [with modifier] a dominant contender within a particular sphere of operation or activity:the 800-lb gorilla of the home mortgage industry