The phrase "to wander off" means to move or travel away from a particular place, without any specific destination in mind. It can also mean to become distracted or lose focus on something important.
Sentences with «to wander off»
It is important when visiting that you don't wander off into unknown areas, especially at night. (southamerica.cl)
I would display them prominently behind glass to ensure they don't wander off in customer's pockets. (petbusiness.com)
That keeps the pup from wandering off into trouble. (grca-nrc.org)