a hobby or pursuit not connected with one's work
Only, all these people are greatly preoccupied: each has his outside interest that fills all his time.
A board which aims only to do this is careful not to introduce any one who represents an outside interest.
Nor did her lessons suffer because of this outside interest.
It was necessary that he give up every outside interest that might distract his attention from the greater task.
She was like that now—practical, driving, sparing neither herself nor others—apparently without sentiment or any outside interest.