すじょう

[素性， 素姓] *background

【C】(人の)素性《家族関係・教養・経験などを含む》；経歴， 学歴

*origin

/ɔ́（ː)ridʒin/ 【U】［or ～s］ 生れ， 素性， 血統.

▲a man of unknown parentage 氏素姓が知れない人.

素性
birth
lineage
origin
identity
history

* * *

すじょう【素性， 素姓】

*background

〖C〗(人の)素性《家族関係・教養・経験などを含む》；経歴， 学歴

*origin

/ɔ́（ː)ridʒin/ 〖U〗［or ～s］ 生れ， 素性， 血統.

▲a man of unknown parentage 氏素姓が知れない人.

* * *

すじょう【素性】

1 〔生まれ〕 birth; blood; lineage; origin.

●素性がよい be of good [illustrious] descent [lineage]; come of [be descended from] a noble [good, respectable] family; be of gentle birth; be wellborn

・素性が卑しい be lowborn; be of low [obscure, humble] origin(s).

●素性は争われないものだ. Blood will tell.

・あの人は氏(_うじ)も素性もない人だ. Her origins are obscure. | She comes from obscure origins.

・素性が素性だからね. His birth explains it. | It's in his blood. | Blood will out.

2 〔身元〕 identity; 〔経歴〕 one's history; one's antecedents; one's past career.

●素性が不明である be of unknown identity; be unidentified.

●素性の怪しい女 a woman of doubtful antecedents; a woman with a dubious [shady] past

・素性の知れない出物 an article bought from a suspicious person [of dubious origin].

●素性を調べる inquire [go, dig] into sb's history [past career]

・素性を隠す conceal [hide] one's identity

・素性をあばく reveal [disclose] sb's identity

・彼はどうしても素性を明かさなかった. He refused to tell us who he was or where he came from.