Living in a cave, Caveman; by exaggeration, person with "prehistoric", out of season and already obsolete ideas. Greek 964; 961; 969; 947; 955; 959; 948; 965; 964; 951; 962; (troglodytes, "inhabitant of the cave or cavern")
It means very outdated or past fashion concepts. Archaic. Person of the caves, cave, wild. Ancient or prehistoric man. Foolish.
Caveman: a person qee is gross going for the life trampling everything, selfish, etc..
Persons attending the communication or needs of others and that abuse of the authority with a mallet
It tells Caveman person is selfish and miserable who only thinks about his own good and not think about others rather than at your own convenience.
Selfish people without any education that only dedicated to eat and live on the other