The Collaborative International Dictionary of English v.0.48:

Hector \Hec"tor\, n. [From the Trojan warrior Hector, the son of
   Priam.]
   A bully; a blustering, turbulent, insolent, fellow; one who
   vexes or provokes.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Hector \Hec"tor\, v. t. [imp. & p. p. Hectored; p. pr. & vb.
   n. Hectoring.]
   To treat with insolence; to threaten; to bully; hence, to
   torment by words; to tease; to taunt; to worry or irritate by
   bullying. --Dryden.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Hector \Hec"tor\, v. i.
   To play the bully; to bluster; to be turbulent or insolent.
   --Swift.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Hector
    n 1: (Greek mythology) a mythical Trojan who was killed by
         Achilles during the Trojan War
    v 1: be bossy towards; "Her big brother always bullied her when
         she was young" [syn: strong-arm, bully, browbeat,
         bullyrag, ballyrag, boss around, hector, push
         around]