Definitions for: Soundly

[adv] in a complete and thorough manner; "he was soundly defeated"; (`good' is used informally for `thoroughly' as in"we beat him good")
[adv] deeply or completely; "slept soundly through the storm"; "is sound asleep"

Webster (1913) Definition: Sound"ly, adv.
In a sound manner.

Synonyms: good, sound, thoroughly