snub

(noun) an instance of driving away or warding off. Synonyms: rebuff, repulse.

(noun) a refusal to recognize someone you know. Synonyms: cut, cold shoulder. Example: "The snub was clearly intentional."

(verb) refuse to acknowledge. Synonyms: ignore, disregard, cut. Example: "She cut him dead at the meeting."

(verb) reject outright and bluntly. Synonyms: rebuff, repel. Example: "She snubbed his proposal."

(adj) unusually short. Example: "A snub nose."