by the piece(r = adv.all) one by one - one piece at a time; "she sold the plates by the piece"

chess piece, conversation piece, fifty-cent piece, fowling piece, gold piece, knee piece, lucky piece, masking piece, museum piece, one piece, period piece, piece, piece de resistance, piece goods, piece of ass, piece of cake, piece of cloth, piece of eight, piece of furniture, piece of ground, piece of land, piece of leather, piece of material, piece of music, piece of paper, piece of tail, piece of work, piece of writing, piece together, set piece, think piece