We don't have synonyms for orangs yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are orange, orang and orans.
(n) :
(informal) Clipping of orangutan. [An arboreal ape, characterised by their shaggy reddish-brown coat and long arms, which comprise the genus Pongo, native to Borneo and Sumatra.]
(n) :
(informal) Clipping of orangutan. [An arboreal ape, characterised by their shaggy reddish-brown coat and long arms, which comprise the genus Pongo, native to Borneo and Sumatra.]