siamang Meaning, Definition & Usage

  1. noun large black gibbon of Sumatra having the 2nd and 3rd toes partially united by a web
    Hylobates syndactylus; Symphalangus syndactylus.

WordNet

Si"a*mang` noun
Etymology
Malay siamang.
Definitions
  1. (Zool.) A gibbon (Hylobates syndactylus), native of Sumatra. It has the second and third toes partially united by a web.

Webster 1913