Lexical Definition

‎κλισία‎ klisía (klee-see'-ah) group ^G:N-F
from a derivative of ‎κλίνω‎

company.

• properly, reclination, i.e. (concretely and specially), a party at a meal

Abbott-Smith

** κλισία, -ας, ἡ (< κλίνω), [in LXX: III Mac 6:31 A*;]
1. a place for reclining; hence,
(a) a hut;
(b) an easy chair;
(c) a couch.
2. a company reclining: pl., Lk 9:14 (cf. FlJ, Ant., xii, 2, 12).†

Abbott-Smith References

Liddell-Scott-Jones

κλισία,

Ionic dialect -ιη, ἡ, κλίνω) place for lying down or reclining: hence,

__I hut, shed, booth, 1. for use in peace, cot, cabin, once in [Refs 8th c.BC+]
__I.2 for use in war, hut, κ. εὔπηκτος, εὔτυκτος, [Refs 8th c.BC+]: frequently in plural, camp, [Refs]; πῦρ ἐν κλισίῃσι βαλόντες [Refs 8th c.BC+]: used by Trag. in Lyric poetry and anapaest meter, [Refs 5th c.BC+], of wine-shops, [Refs]; εὐσεβέων κλισίη, of the grave, [Refs 2nd c.BC+]; chapel, ἡ κ. ἡ ἱερά [Refs]; compare κλεισία.
__II anything for lying or sitting upon, couch or easy chair, [Refs 8th c.BC+]
__II.2 couch for reclining on at table, [Refs 5th c.BC+]; place on such couch, κ. ἄτιμος [Refs 1st c.AD+]
__II.3 nuptial bed, [Refs 5th c.BC+]
__III company of people sitting at meals, [NT]; banquet, εὐωχίαι τε καὶ κ. [Refs 1st c.AD+]; room for company, [Refs 2nd c.AD+]
__IV way of lying, decubitus, [Refs 5th c.BC+]

_{LSJ Scripture Refs: Luke.9.14}