Definition of buster suit in English:

buster suit

noun

US
  • A child's suit or outfit that resembles the attire of the comic strip character Buster Brown; = "Buster Brown suit". Now: specifically an outfit for a baby or young child, usually consisting of a top and a pair of short trousers fastened together with buttons.

Origin

Early 20th century; earliest use found in Logansport (Indiana) Pharos. From the name of BusterBrown + suit.

Pronunciation

buster suit

/ˈbʌstə ˌs(j)uːt/