1. Containing plenty; copious; abundant; ample; as, a plentiful harvest; a plentiful supply of water.
2. Yielding abundance; prolific; fruitful.
If it be a long winter, it is commonly a more plentiful year. --Bacon.
3. Lavish; profuse; prodigal. [Obs.]
He that is plentiful in expenses will hardly be preserved from --Bacon.
-- Plen*ti*ful*ly, adv. -- Plen*ti*ful*ness, n.
adv : in a bountiful manner [syn: bountifully, bounteously, plenteously]