pumping
verb (present participle)UK /ˈpʌmpɪŋ/
US /ˈpʌmpɪŋ/
Pumping means pushing liquid or air into or out of something.
The heart keeps pumping blood around the body.
OTHER MEANINGS
2. Moving something up and down quickly, like a handle or a leg.
He was pumping the bike pump to fill the tire.
3. Asking many people for information or money.
She spent the morning pumping her friends for details about the party.
4. Playing music very loudly with a strong beat.
The gym was pumping loud dance music.