Wash again, as the floor

• Swab a second time
• Clean up another spill, in a way
• Swab again
• One way to remove tough floor stains, perhaps
• Get out the tough dirt spots
• Clean again, as a floor
• Swab the decks again
• Wipe again
• Clean again

Wiktionary Word definitions in Wiktionary
vb. To mop again.