Definition of busy :
1. Careful; anxious.
2. Constantly at work; diligent; active.
3. Crowded with business or activities; - said of places and times; as, a busy street.
4. Engaged in some business; hard at work ( either habitually or only for the time being); occupied with serious affairs; not idle nor at leisure; as, a busy merchant.
5. Officious; meddling; foolish active.
6. To make or keep busy; to employ; to engage or keep engaged; to occupy; as, to busy one's self with books.
ready, wide awake, interfering, expeditious, involved, up to, lodge in, particular, ill-tempered, spry, engross, toiling, crabby, prying, concern, meddlesome, employ, use up, restless, fill, prompt, at work, crowded, reside, working, occupied, pushy, nimble, available, alert, busybodied, labouring, ornate, invade, occupy, engaged, overbusy, unavailable, rented, fussy, nosy, diligent, tied up, interest, drudging, vigorous, bad-tempered, curious, crabbed, elaborate, officious, idle, meddling, cluttered, grumpy, finical, finicky, brisk, intrusive, worry, take, snoopy, laboring, engage, obtrusive, fancy, unoccupied, absorb, action, unemployed, simple, agile, cross, picky, grouchy, hustling, mobile, employed, forward, full, in use, quick, supple
active (part of speech: adjective)
- " I wanted to talk to you, only you were so busy, and then I went to sleep," he began. - "Godfrey Marten, Undergraduate", Charles Turley.
- He was simply busy- thinking. - "Boys' Book of Famous Soldiers", J. Walker McSpadden.
- Time's money, you know, and I'm a busy man. - "The Princess Priscilla's Fortnight", Elizabeth von Arnim.