Fully \Ful"ly\, adv. In a full manner or degree; completely; entirely; without lack or defect; adequately; satisfactorily; as, to be fully persuaded of the truth of a proposition. {Fully committed} (Law), committed to prison for trial, in distinction from being detained for examination. Syn: Completely; entirely; maturely; plentifuly; abundantly; plenteously; copiously; largely; amply; sufficiently; perfectly.