If an expression flits across your face or an idea flits through your mind, it is there for a short time and then goes again. He was unable to prevent a look of interest from flitting across his features Images and memories of the evening flitted through her mind. to move lightly or quickly and not stay in one place for very long (flytja )
If you flit around or flit between one place and another, you go to lots of places without staying for very long in any of them. Laura flits about New York hailing taxis at every opportunity He spends his time flitting between Florence, Rome and Bologna
If someone flits from one thing or situation to another, they move or turn their attention from one to the other very quickly. She flits from one dance partner to another He's prone to flit between subjects with amazing ease