To drench or fill with water.

“The boat was swamped in the storm.”

To overwhelm; to make too busy, or overrun the capacity of.

“I have been swamped with paperwork ever since they started using the new system.”

To plunge into difficulties and perils; to overwhelm; to ruin; to wreck.

Very busy; having too much to do

“They have been swamped ever since they started advertising.”