noun, plural mus·cle·men.
Informal. a man with a muscular or brawny physique, especially a bodybuilder.
Slang. a bodyguard, especially one hired to intimidate others, often by strong-arm methods.
Origin of muscleman
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
noun plural -men
a man with highly developed muscles
a henchman employed by a gangster to intimidate or use violence upon victims
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012