nounWord forms: plural ˈguachaˌros
a South American night goatsucker (Steatornis caripensis) of a family (Steatornithidae) with only one species; oilbird: the melted fat of the young birds is used for cooking and lighting
Webster’s New World College Dictionary, Fourth Edition, compiled by the
editors of Webster’s New World Dictionaries. Copyright © 2010 by Houghton
Mifflin Harcourt. Published by Houghton Mifflin Harcourt. All rights reserved.
Word origin of 'guacharo'Sp guácharo, lit., sickly, whining: prob. so named from its cry