What does "caveman" mean?

An early human or closely related species, popularly held to reside in caves.

What is a synonym for "caveman"?

Common synonyms include: hominid, neanderthal, troglodyte, aboriginal, aborigine, ancient.

//ˈkeɪvˌmæn// noun, slang

noun, slang ·Moderate ·High school level

Noun

1
An early human or closely related species, popularly held to reside in caves.
"The political cartoon showed the politician as a caveman, clubbing the budget depicted as a mammoth."
2
a man who lives in a cave wordnet
3
A person with backward, primitive behavior, opinions, or interests. derogatory, figuratively, informal
"You think your Caveman is always chasing you for sex. Well, he is."
4
A person with backward, primitive behavior, opinions, or interests.; A brutish person, one who behaves in a rough, uncivilized way. derogatory, figuratively, informal
"The football squad was made up of cavemen who were responsible for trashing many a locker room."
5
A person with backward, primitive behavior, opinions, or interests.; Someone, especially a man, who has regressive, old-fashioned attitudes, particularly with regard to women; someone opposed to change or modernity. derogatory, figuratively, informal
"Old Sven is a bit of a caveman; he figures giving women the right to vote was a bad idea."