bud

bud is a Noun

Definition:

[1] A small protuberance on the stem or branches of a plant, containing the rudiments of future leaves, flowers, or stems; an undeveloped branch or flower.

[2] A small protuberance on certain low forms of animals and vegetables which develops into a new organism, either free or attached. See Hydra. Bud moth (Zoöl.), a lepidopterous insect of several species, which destroys the buds of fruit trees; esp. Tmetocera ocellana and Eccopsis malana on the apple tree.