overdress

verb

1. (intransitive)To wear too many clothes for a particular occasion.
2. (intransitive)To wear clothing which is too elaborate or formal for a particular occasion.

   “We meet again, Fraulein. You Americans, you're all the same. Always overdressing for the wrong occasions.”

3. (transitive)To put too many clothes on (a person).

   “parents who overdress their children in winter”

4. (transitive)To put too much dressing on (food).

   “Don't overdress the salad: it shouldn't be swimming in oil.”

noun

1. Any dress (feminine-style garment) worn over another, especially over an underdress.
2. Any garment worn over another.