si·a·mang noun \ˈsē-ə-ˌmaŋ, ˈsī-\
: a black gibbon (Hylobates syndactylus) of Sumatra and the Malay Peninsula that is the largest of the gibbons
Origin of SIAMANG
First Known Use: 1822
Seen & Heard
What made you want to look up siamang? Please tell us where you read or heard it (including the quote, if possible).