chills

A moderate, but uncomfortable and penetrating coldness.

“There was a chill in the air.”

A sudden penetrating sense of cold, especially one that causes a brief trembling nerve response through the body; the trembling response itself; often associated with illness: fevers and chills, or susceptibility to illness.

“Close the window or you'll catch a chill.   I felt a chill when the wind picked up.”

An uncomfortable and numbing sense of fear, dread, anxiety, or alarm, often one that is sudden and usually accompanied by a trembling nerve response resembling the body's response to biting cold.

“Despite the heat, he felt a chill as he entered the crime scene.   The actor's eerie portrayal sent chills through the audience.   His menacing presence cast a chill over everyone.”

An iron mould or portion of a mould, serving to cool rapidly, and so to harden, the surface of molten iron brought in contact with it.

The hardened part of a casting, such as the tread of a carriage wheel.

A lack of warmth and cordiality; unfriendliness.

Calmness; equanimity.

A sense of style; trendiness; savoir faire.

To lower the temperature of something; to cool

“Chill before serving.”

To become cold

“In the wind he chilled quickly.”

To harden a metal surface by sudden cooling

To become hard by rapid cooling

To relax, lie back

“Chill, man, we've got a whole week to do it; no sense in getting worked up.”

To "hang", hang out; to spend time with another person or group. Also chill out.

“Hey, we should chill this weekend.”

To smoke marijuana

“On Friday night do you wanna chill?”

To discourage, depress

“Censorship chills public discourse.”

A feeling of being cold, a symptom of many conditions.