n. Any of the birds belonging to the South American family Tinamidae, the only family in the order Tinamiformes. They are related to the ratites, together with which they form the superorder Paleognathae.
the GNU version of the Collaborative International Dictionary of English
n. Any one of several species of South American birds belonging to Tinamus and allied genera.
The Century Dictionary and Cyclopedia
n. A South American dromæognathous carinate bird; any member of the Tinamidæ, resembling a gallinaceous or rasorial bird, and playing the part of one in the countries it inhabits, where the true grouse are entirely wanting.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. heavy-bodied small-winged South American game bird resembling a gallinaceous bird but related to the ratite birds
Word Usage
"But the flightless giants are also genetically similar to a little-known neotropical bird called a tinamou—a grouse-like creature whose short, rounded wings enable somewhat clumsy but swift, flapping flight."