Lexical Definition

‎ἀπόκειμαι‎ apókeimai (ap-ok'-i-mahee) to lay up G:V
from ‎ἀπό‎ and ‎κεῖμαι‎

be appointed, (be) laid up.

Usage: 5 forms in 6 verses
Form Translated As     In Verse(s)
ἀπόκειται it is apportioned Heb.9.27
ἀπόκειταί is laid up 2Tim.4.8
ἀποκειμένην is being laid up Col.1.5
lying Luke.19.20
απόκειται And it reserved LXX.Job.38.23
αποκείμενα reserved LXX.Gen.49.10

Abbott-Smith

ἀπό-κειμαι, [in LXX: Ge 49:10 (שִׁילֹה), Jb 38:23 (חשׂךְ), II Mac 12:45, IV Mac 8:11*;]
to be laid up, in store, laid away: Lk 19:20. Metaph., c. dat. pers., to be reserved (Dem., Plat.; and v. MM, s.v.): Col 1:5, II Ti 4:8, He 9:27.†

Abbott-Smith References

Book Refs
Genesis 49:10
Job 38:23
Luke 19:20
Colossians 1:5
2 Timothy 4:8
Hebrews 9:27

Liddell-Scott-Jones

ἀπόκειμαι,

future -κείσομαι, used as passive of ἀποτίθημι, to be laid away from, προμαθείας ἀπόκεινται ῥοαί the tides of events lie beyond our foresight, [Refs 5th c.BC+]

__II absolutely, to be laid up in store, of money, . ἔνδον ἀργύριον[Refs 6th c.BC+]; τινί for one's use, [Refs 5th c.BC+]; χάρις.. ξύν᾽ ἀπόκειται (as Reisig for ξῠναπόκειται) is laid up as a common possession, [Refs 5th c.BC+]: hence, to be kept in reserve, [Refs 5th c.BC+]; πολύς σοι [γέλως] ἐστὶν ἀποκείμενος you have great store of laughter in reserve, [Refs]; . εἰς.. to be reserved for an occasion, [Refs 5th c.BC+]; τὸ τῆς συγγνώμης ὠφέλιμον, ἔλεος . τινί, [Refs 4th c.BC+]; σοφία ἐς ἐκείνας [τὰς τέχνας] ἀποκείσθω let the name of wisdom be reserved for.., [Refs 2nd c.AD+]; ἐφ᾽ ὑμῖν ἀπόκειται τὸ πεισθῆναι you reserve your acquiescence, [Refs 1st c.AD+]: with infinitive, ἀτυχήματα ἀπόκειταί τινι ἐνευδοκιμεῖν[NT+4th c.BC+]
__II.2 to be buried, Not. Scav.1923.49.
__III to be laid aside, neglected, . πόρρω[Refs 5th c.BC+]
__III.2 ἀποκειμένη καὶ παλαιὰ φύσις stale, of perfume, [Refs 1st c.BC+]
__IV to be exposed, lie open, to, χώρα . βαρβάροις[Refs 6th c.AD+]

LSJ Scripture Refs: Heb.9.27