δεῖνα, ὁ, ἡ, τό (genitive -νος, dative -νι, accusative -να), [in Aq.: Rut.4:1, 1Ki.21:2 (3) (Sm. also), 4Ki.6:8 * ;] such an one, a certain one, whom one cannot or will not name: Mat.26:18.† (AS)
STRONG'S WORD STUDY
G1170 — δεῖνα
deina · a certain one · Greek