dam up

phrasal verbPart ofdam

dam up — phrasal verb

1. to block the flow of water by building a dam, or to stop the expression of feeli

1.phrasal verb
Definition

to block the flow of water by building a dam, or to stop the expression of feelings or information as if holding them behind a barrier

Example

Beavers can dam up a whole stream in just a few nights.

Isabela dammed up her anger until she could not hold it any longer.