He tells lies in great numbers. SOURCE: Stutchkoff, Der Oytser fun der Yidisher Shprakh. Compare:
Er hakt ligns. | .ער האַקט ליגנס
He chops lies. (He lies through his teeth. He tells lots of lies.)
Er leygt di beygl af emetsn andersh. | .ער לײגט די בײגל אױף עמעצן אַנדערש
He lays the bagels on someone else. (He lays the blame on someone else.)
SOURCE for both: Stutchkoff, Der Oytser fun der Yidisher Shprakh