Wiktionary
a. Excessively busy; officious.
WordNet
adj. too busy
Usage examples of "overbusy".
Impartial looker-on sees clearer than the player Learn to obey, that later you may know how to command Man has nothing harder to endure than uncertainty Many creditors are so many allies One should give nothing up for lost excepting the dead Our thinkers are no heroes, and our heroes are no sages Overbusy friends are more damaging than intelligent enemies Prepare sorrow when we come into the world The experienced love to signify their superiority We quarrel with no one more readily than with the benefactor UARDA Volume 4.
He looked flushed, she thought, a little overbusy, too much color under the brown eyes.
If his hands were never overbusy, neither were they ever too full to help another.