Lexical Definition

‎παιδίσκη‎ paidískē (pahee-dis'-kay) maidservant ^G:N-F
feminine diminutive of ‎παῖς‎

bondmaid(-woman), damsel, maid(-en).

• a girl, i.e. (specially), a female slave or servant

Abbott-Smith

παιδίσκη, -ης, ἡ, dimin, of παῖς, [in LXX for שִׁפְחָה, אָמָה, etc.;]
1. a young girl, a maiden (נַעֲרָה, Ru 4:12).
2. Colloq., a young female slave, a maid-servant (v. Kennedy, Sources, 40 f.; Deiss., LAE, 186, 3322): Mt 26:69, Mk 14:66, 69, Lk 12:45 22:56, Jo 18:17, Ac 12:13 16:16; of Hagar, Ga 4:22, 23, 30(LXX); id., metaph., Ga 4:31.†
SYN.: v.s. παῖς.

Abbott-Smith References

Liddell-Scott-Jones

παιδίσκη-η, ἡ,

diminutive of παῖς (ἡ), young girl, maiden, [Refs 5th c.BC+]; π. νέα, of a wife, [Refs 1st c.AD+]

__II young female slave, bondmaid, [NT+5th c.BC+]: generally, maidservant, [NT]; τοὺς παῖδας καὶ τὰς π. [NT]
__II.2 prostitute, [Refs 5th c.BC+]

_{LSJ Scripture Refs: Gal.4.22 ☩ Mark.14.66 ☩ Luke.12.45}