N-UNCOUNT (吸毒成瘾者)突然戒毒时的不适;戒毒反应Cold turkey is the unpleasant physical reaction that people experience when they suddenly stop taking a drug that they have become addicted to. (吸毒成瘾者)突然戒毒时的不适;戒毒反应 [informal]
The quickest way to get her off the drug was to let her go cold turkey.