'Glower' definitions:

Definition of 'glower'

(from WordNet)
noun
An angry stare [syn: glare, glower]
verb
Look at with a fixed gaze; "The girl glared at the man who tried to make a pass at her" [syn: glower, glare]
verb
Look angry or sullen, wrinkle one's forehead, as if to signal disapproval [syn: frown, glower, lour, lower]

Definition of 'Glower'

From: GCIDE
  • Glower \Glow"er\, v. i. [imp. & p. p. Glowered; p. pr. & vb. n. Glowering.] [Cf. Gloar.] to look intently; to stare angrily or with a scowl. --Thackeray. [1913 Webster]

Synonyms of 'glower'

From: Moby Thesaurus