Vocab InfoA6 Expression, Noun馬(うま)の骨(ほね)person of doubtful originDetailsExamples馬の骨person of doubtful originDetailsExamplesDictionary DefinitionExpression, Noun1. person of doubtful originDerogatoryAll Forms馬の骨 【うまのほね】DetailsPitch AccentうまのほねFrequencyAnime Top 27,200ExamplesThere are no sentences available for this contentHold tight, context sentences are coming soon!Self-Study SentencesStudy your own way!Add sentences and study them alongside Bunpro sentences.Try Bunpro