Manbaby

noun, slang

noun, slang ·Uncommon ·College level

Definitions

Noun
  1. 1
    A childishly whiny man; a man child. derogatory, informal

    "I happen to enjoy sex very much. (Occasionally a little too much.) But I wouldn't with a snivelling manbaby who spends all his waking hours, on-line, whining about how life has fucked him over."

Example

More examples

"I happen to enjoy sex very much. (Occasionally a little too much.) But I wouldn't with a snivelling manbaby who spends all his waking hours, on-line, whining about how life has fucked him over."

Etymology

From man + baby.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.