mama’s boy /ˈmɑːməz ˌbɔɪ/
noun [countable] American English a boy or man who lets his mother look after him and protect him too much, so that people think he is weak
Synonym : mummy’s boy British English:
You’ve got to stand up for yourself, stop being such a mama’s boy. [TahlilGaran] Dictionary of Contemporary English ▲