καταπῡ́γ-ων,ονος,ὁ,ἡ, neut.
A.
κατάπυγον
Ar. V. 687
: (πυγή):—given to unnatural lust: generally,lecherous, lewd, Id. Ach. 79 ,al., Luc. Tim. 22 , Alciphr. 3.45 , etc.; ὦ κατάπυγον
Ar. Th. 200
.--The oblique cases are sts. wrongly written-πύγωνος, cf. Hdn. Gr. 2.725 : irreg. Comp.
-πυγωνέστερος(metri gr.) Ar. Lys. 776 .
II. in Att. ,the middle finger(used in an obscene gesture), Poll. 2.184 .