Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
glower [ˈglauər] vi
to glower at sbсмотре́ть*(посмотре́ть*perf) с негодова́нием на кого́-н
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.