mope around
To spend or waste time in a brooding, listless state due to being upset, unhappy, dejected, etc. John's just been moping around the house all day long ever since he lost his job. I know you're sad around being stood up by your date, but quit moping around and go do something with your evening!
mope around
to go about in a depressed state. Since her dog ran away, Sally mopes around all day. Don't mope around. Cheer up!