On shuffle
Definition 1 of 1
Pro Tip 1/3Unexpected Variety
Shuffle means each song or item comes without a predictable pattern, creating a mix full of surprises. 
Every morning, I start my day with my favorite playlist on shuffle to spice things up.
Pro Tip 2/3Tech-Associated
The term is most often used with digital music devices or applications like MP3 players and streaming services. 
I always set my iPod on shuffle during workouts.
Pro Tip 3/3Not Just Music
While common with songs, shuffle can also apply to randomizing other media, like photos or videos. 
The digital photo frame is set on shuffle, displaying memories in a random order.