sagwire noun2 •(no longer used) The palm tree Arenga pinnata.One of the most useful and abundant of all the palms is the Sagwire or Gomuti (Borassus gomutus). — 1820 •(no longer used) Synonym of sagueir (palm wine made from Arenga pinnata).Their food is rice, fish, and pisang, and their drink water; though they likewise have sagwire, or palm wine. — 1815