Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
overstrike n [ˈəuvəstraɪk] irreg (on printer) набо́р ли́шних си́мволов
vt [əuvəˈstraɪk] набира́ть (набра́ть*perf) (на клавиату́ре)
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.