Word.ws English Dictionary

baby brother

baby brother noun: a younger brother regardless of age.

Noun

baby brother (plural baby brothers)

  1. (informal) A younger brother regardless of age.
  2. Used other than figuratively or idiomatically: see baby, brother.

Forms of baby brother

pluralbaby brothers

Questions about baby brother

What does baby brother mean?
Baby brother means a younger brother regardless of age.
What part of speech is baby brother?
Baby brother is a noun.
What is the plural of baby brother?
The plural of baby brother is baby brothers.

Words near baby brother in the dictionary

  1. baby boxes
  2. baby boy
  3. baby boys
  4. baby brain
  5. baby broccoli
  6. baby brother
  7. baby buggies
  8. baby buggy
  9. baby bump
  10. baby bumps
  11. baby bust

Source and license

Adapted from Wiktionary: baby brother (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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