"I put him under a cold shower and he came around."
Should have taken a cold shower, not a hot one.
Take a cold shower - but more of that later.
In the morning, when you get up, take a cold shower.
This winter is going to be like a cold shower for a lot of people.
He would sleep for a few hours, take a long cold shower, and bring the reports to her himself.
What he really needed at that moment was a cold shower.
In summer, a session is often started with a cold shower.
It was like standing under a cold shower with his clothes on.
"I'm going to put you in a cold shower until your head's clear."