1. [ verb ] reject outright and bluntly
Synonyms: snub repel brush_off

"She snubbed his proposal"

Related terms: reject
2. [ noun ] a deliberate discourteous act (usually as an expression of anger or disapproval)
Synonyms: slight
Related terms: discourtesy snub silent_treatment cold-shoulder
3. [ verb ] (military) force or drive back
Synonyms: repulse repel drive_off drive_back fight_off

"repel the attacker" "fight off the onslaught" "rebuff the attack"

Related terms: fight
4. [ noun ] an instance of driving away or warding off
Synonyms: repulse snub
Related terms: rejection repel repel