cut-under I. \ˈ ̷ ̷| ̷ ̷ ̷ ̷\adjective Etymology: from past participle of cut + under (adverb) : so made that front wheels can go under the body in turning — used especially of a carriage or wagon II. \ˈ ̷ ̷ˌ ̷ ̷ ̷ ̷\noun (pluralcut-unders) : a cut-under vehicle