Pump somebody’s stomach
Definition 1 of 1
Pro Tip 1/3Medical Emergency
Used to describe an urgent medical procedure to prevent harm from swallowed toxins. 
After overdosing on pills, her stomach was pumped at the hospital immediately.
Pro Tip 2/3Serious Tone
Conveys a serious situation and is not used casually or in a joking manner. 
I heard he’s in critical condition because they’re pumping his stomach.
Pro Tip 3/3Not Self-Performed
Highlights that this is a medical procedure performed by professionals, not by individuals themselves. 
She can't pump her own stomach, she needs to get to a hospital.