Where did you dredge up the idea that they didn't know what hospital he was born in?

Young, dense seed mussels are dredged up and relaid in more sheltered areas, where they will not be destroyed by storms.

The rush to dredge resulted in engineering problems, with those who had not first ascertained the depth of the wash by boring later dredging up only buckets of water.

The soil dredged up was dumped on the lagoon's shores, which also destroyed large sections of the nearby mangroves and fresh water sources that provide nutrients and oxygen to the local ecosystem

Dredge up

Meaning

Verb