From WordNet (r) 3.0 (2006):
repel
v 1: cause to move back by force or influence; "repel the
enemy"; "push back the urge to smoke"; "beat back the
invaders" [syn: repel, drive, repulse, force back,
push back, beat back] [ant: attract, draw, draw
in, pull, pull in]
2: be repellent to; cause aversion in [syn: repel, repulse]
[ant: appeal, attract]
3: force or drive back; "repel the attacker"; "fight off the
onslaught"; "rebuff the attack" [syn: repel, repulse,
fight off, rebuff, drive back]
4: reject outright and bluntly; "She snubbed his proposal" [syn:
rebuff, snub, repel]
5: fill with distaste; "This spoilt food disgusts me" [syn:
disgust, gross out, revolt, repel]