cold shoulder
cold shoulder 
cold shoulder
Informal deliberate indifference or coldness; a slight, rebuff, or snub: often used with the
cold shoulder
noun
Informal Deliberate coldness or disregard; a slight or a snub: received the cold shoulder from several members of the club.
cold-shoulder
Origin
Possibly coined by Sir Walter Scott in 1816.
Verb
(third-person singular simple present cold-shoulders, present participle cold-shouldering, simple past and past participle cold-shouldered)
- To disrespect someone, especially by ignoring them.
