v. & n.
--v.tr.
1. print further matter on (a surface already printed, esp. a postage stamp).
2 print (further matter) in this way.
3 Photog. print (a positive) darker than was intended.
4 (also absol.) print too many copies of (a work).
--n.
1. the words etc. overprinted.
2 an overprinted postage stamp.