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n. pl. cuat·ros
A small guitarlike instrument of Latin America, usually having four or five pairs of strings.

[Spanish, from Latin quattuor, four; see quatrain.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


n, pl -tros
(Instruments) dialect Caribbean a small guitar with four strings
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
The El Curso property lies adjacent to the now closed Porvenir Cuatro mine and covers any possible northwest extension of the Porvenir Cuatro orebody.
Allegiant Travel company (NASDAQ: ALGT) has celebrated its 1,000th wish flight as a Make-A-Wish travel partner, bringing four year-old Nicolas Dones IV (known by his nickname, "Cuatro") from McAllen, Texas to Las Vegas on March 21 for Monster Jam World Finals XIX, the company said.
In Pateros, Salvador Cuatro III, a 34-year-old garbage collector, was shot four times in the head outside his house on Alley 2, P.