bag and baggage adverb 1noun 1 adverb1 •With all one's possessions.I could go from valley to valley and from hill to hill; I could “bring up” when it was necessary; and when my labours were finished in one place, I could go on, bag and baggage, to another. — 1857 noun1 •All one's possessions.They did not wait the two months granted, but made a quick decision and picked up bag and baggage, and after leaving four Fathers to care for the Catholics, left on carts and on foot for Antwerp. — 1989