'Smoothly' definitions:

Definition of 'smoothly'

(from WordNet)
adverb
With no problems or difficulties; "put the plans into effect quickly and smoothly"; "despite of some mishaps, everything went swimmingly" [syn: smoothly, swimmingly]
adverb
In a smooth and diplomatic manner; "`And now,' he said smoothly, `we will continue the conversation'"

Definition of 'Smoothly'

From: GCIDE
  • Smoothly \Smooth"ly\, adv. In a smooth manner. [1913 Webster]