Lexical Definition

‎στρῆνος‎ strēnos (stray'-nos) luxury ^G:N-N
akin to ‎στερεός‎

delicacy.

• a "straining", "strenuousness" or "strength", i.e. (figuratively) luxury (voluptuousness)

Abbott-Smith

στρῆνος, -ους, τό (cf. Lat. strenuus), [in LXX: IV Ki 19:28 (שַׁאֲנָן)* ;]
insolent luxury, wantonness: Re 18:3 (a late word, first found in a Comic poet, B.C. 300, v. Kennedy, Sources, 41, cf. στρηνιάω).†

Abbott-Smith References

Liddell-Scott-Jones

στρῆνος, ὁ,

[NT+3rd c.BC+] εος, τό:— insolence, arrogance, [LXX]

__2 wantonness, [NT]
__II with genitive, eager desire, μόρου Lyc.[same place]

_{LSJ Scripture Refs: LXX.2Kgs.19.28}