n.
1 an edge or border.
2 an extreme limit beyond which something happens (on the verge of tears).
3 Brit. a grass edging of a road, flower-bed, etc.
4 Archit. an edge of tiles projecting over a gable.
5 a wand or rod carried before a bishop, dean, etc., as an emblem of office.
Etymology: ME f. OF f. L virga rod
2.
v.intr.
1 incline downwards or in a specified direction (the now verging sun; verge to a close).
2 (foll. by on) border on; approach closely (verging on the ridiculous).
Etymology: L vergere bend, incline
Useful english dictionary. 2012.