listen up
To listen closely; to pay attention.
I'm only gonna say this once, so you really need to listen up.
verb
To use one's sense of hearing and auditory cognition in an intentional way; to make deliberate use of one's ears; to pay attention to or wait for a specific sound.
Please listen carefully as I explain.
I could hear you talking upstairs, but I didn’t really listen to your conversation.
To accept advice or obey instruction; to agree or assent.
Listen, the only reason I yelled at you was because I was upset, OK?
Good children listen to their parents.
noun
An instance of listening.
Give the motor a listen and tell me if it sounds off.
The diss song, “Back to Back,” now has more than 124 million listens, a sign that the streaming can attract a sizable audience for a single track.