The guitarist practiced different riffs until midnight.

She riffs effortlessly during the jam session, turning simple ideas into compelling solos.

The audio editor detected a corrupted RIFF chunk and failed to open the file.

The guitarist practiced the riff until it was flawless.

At the open mic, he decided to riff on a classic folk melody, weaving new harmonies into the song.

After the feast he rubbed his riff and sighed with contentment.

The mayor promised to keep the riff-raff out of the new park after dark.

The landlord refused to rent the room to the riff-raffs who loitered in the hallway.