frolic, lark, rollick, skylark, disport, sport, cavort, gambol, frisk, romp, run around, lark about(verb)

play boisterously

"The children frolicked in the garden"; "the gamboling lambs in the meadows"; "The toddlers romped in the playroom"

run around(verb)ʌn

to be busy

I'm exhausted - I've been running around all day.

run around(Verb)

To be very busy doing many different things.

run around(Verb)

to move from one end of the consist to the other, so as to pull the train in the opposite direction.