LSJ
ὁ, landowner, Agatharch. 95, PAmh. 88.30 (ii AD), POxy. 910.16, etc. (γαιοῦχος Paul. Al. N. 2); hence γεουχέω PFay. 23.6, BGU 18.19 (ii AD), etc. ; γεουχικός, ή, όν, POxy. 1638.15 (iii AD).
Liddell-Scott-Jones, Greek-English Lexicon (9th ed., 1940)