Spike their drink - Idioms by The Free Dictionary
spike (one's) drink (redirected from spike their drink)
spike (one's) drink
To mix alcohol or drugs into someone's drink without their awareness or permission. After several students began vomiting on the dance floor, it was discovered that someone had spiked their drinks. If you're at a bar or club on your own, you need to be wary of someone spiking your drink.
spike somebody’s ˈdrink add (more) alcohol or drugs to somebody’s drink, without their knowledge: ...I discovered later that they’d spiked my drink. That’s why I was so ill!
References in periodicals archive
Inspector Mick Boissonade at Nuneaton station also urged people to make sure they don't leave an opportunity for someone to spike their drinks
He offered them ecstasy and in order to encourage them, said it would help them to know what it tasted like in case someone tried to spike their drinks
DRINKERS in Nuneaton are being warned to be on the look-out for people trying to spike their drinks
with drugs in town centre pubs, clubs and bars.