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Characterized or motivated by machismo: "He was a mindless activist, a war lover, who found macho relish in danger and felt driven to prove manhood by confrontation" (Arthur M. Schlesinger, Jr.).
n. pl. ma·chos
2. A person characterized by or exhibiting machismo.
[Spanish, male, from Latin masculus; see masculine.]
n. pl. MA·CHOs
Any of various massive dark or very faint objects, including black holes, brown dwarf stars, or large planets, that may exist in galactic halos and make up at least part of the dark matter that is hypothesized to pervade the universe.
[m(assive) a(strophysical) c(ompact) h(alo) o(bject).]
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.
the quality or characteristic of being macho; machismo
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014