| a show of deliberate indifference or disregard. |
[kohld-shohl-der] 
| to snub; show indifference to. |
| cold shoulder n. Informal Deliberate coldness or disregard; a slight or a snub: received the cold shoulder from several members of the club. |
To “give someone the cold shoulder” is to ignore someone deliberately: “At the party, Carl tried to talk to Suzanne, but she gave him the cold shoulder.”
cold shoulder
Deliberate coldness or disregard, a slight or snub. For example, When I said hello to her in the library, she gave me the cold shoulder and walked away. This term, which first appeared in writings by Sir Walter Scott and others, supposedly alludes to the custom of welcoming a desired guest with a meal of roasted meat, but serving only a cold shoulder of beef or lamb
a far inferior dishto those who outstayed their welcome. [Early 1800s]