Meaning: to clean up something that has spilled by using a mop or a clothSynonym: clean up, wipe up
- mop sth up After one of my kids spilled her drink, a waiter came and mopped it up.
- mop up sth His assistant said mopping up spilt coffee was not one of her duties. She told him to do it himself.
Sandy mopped up the banana milkshake after she