Lexical Definition

‎ὑπήκοος‎ hypḗkoos (hoop-ay'-ko-os) obedient G:A
from ‎ὑπακούω‎

obedient.

Usage: 6 forms in 8 verses
Form Translated As     In Verse(s)
ὑπήκοοσ obedient Phil.2.8
ὑπήκοοι obedient Acts.7.39
ὑπήκοοί obedient 2Cor.2.9
υπηκόουσ subjects LXX.Josh.17.13
υπήκοοσ subject LXX.Prov.4.3LXX.Prov.13.1LXX.Prov.21.28
υπήκοοί subjects to you LXX.Deut.20.11

Abbott-Smith

ὑπήκοος, -ον (< ὑπακούω), [in LXX: Jo 17:13 (לָמַם) Pr 21:28 (שׁוֺמֵעַ), etc. ;]
giving ear, obedient, subject: Phl 2:8; c. dat. pers., Ac 7:39; εἰς πάντα, II Co 2:9.†

Abbott-Smith References

Book Refs
Proverbs 21:28
John 17:13
Acts 7:39
2 Corinthians 2:9
Philippians 2:8

Liddell-Scott-Jones

ὑπήκοος, ον,

(ἀκοή) hearkening, ἀμφοτέροισι perhaps answering with both gifts, [Refs]; a hearer, scholar, [Refs 2nd c.AD+]

__II obeying, subject, with genitive, Πέρσας Μήδων ὑπηκόους ἐποίησε [Refs 5th c.BC+]
__II.2 with dative, [Refs 5th c.BC+]; also ναυσὶ καὶ οὐ φόρῳ . liable to furnish.. (compare ὑποτελής), [Refs 5th c.BC+]; τροφὴ . τῇ πέψει easy of digestion, [Refs 1st c.AD+]; ὕλη . phlegm easily brought up, [Refs 4th c.BC+]
__III absolutely as substantive, ὑπήκοοι, οἱ, subjects, [Refs 5th c.BC+]; . (i.e. χώρα) [Refs 2nd c.AD+]; τὸ . ={οἱ }., τὸ . τῶν ξυμμάχων [Refs 5th c.BC+]; the subject allies of Athens were called ὑπήκοοι, opposed to αὐτόνομοι, [Refs 5th c.BC+]