Lexical Definition

‎ὕπανδρος‎ hýpandros (hoop'-an-dros) married ^G:A
from ‎ὑπό‎ and ‎ἀνήρ‎

which hath an husband.

• in subjection under a man, i.e. a married woman

Abbott-Smith

† ὕπανδρος, -ον [in LXX: Nu 5:20, 29 (אִישׁ תַּחַת), Pr 6:24, 29, Si 9:9 41:21 * ;]
under or subject to a man, married: γυνή, Ro 7:2 (Polyb., Diod., al.).†

Abbott-Smith References

Liddell-Scott-Jones

ὕπανδρος, ον,

(ἀνήρ) under a man, subject to him, married, γυνή [LXX+2nd c.BC+]

__II feminine, ἀγωγὴ οἰκουρὸς καὶ ὕ. a feminine mode of life, [Refs 1st c.BC+]

_{LSJ Scripture Refs: LXX.Num.5.20 ☩ Rom.7.2}