very well

Short definition from Wiktionary

Adverb

1. 1
   Used other than figuratively or idiomatically: see very, well.
2. 2
   Used to weaken the effect of certain modal verbs.

Interjection

1. 1
   Indicating acceptance, often with resignation or acquiescence, of a statement or situation.
2. 2
   Synonym of fair enough.
3. 3
   A standard response by a superior to a report or confirmation.

Adjective

1. 1
   Used other than figuratively or idiomatically: see very, well.