On Another Board a friend from the Benighted States of Armourica used the expression to gussy up. This was a new expression for me - context gave it sense but.

Main Entry: gus•sy up
Pronunciation: 'g&-sE-'&p
Function: transitive verb
Inflected Form(s): gus•sied up; gus•sy•ing up
Etymology: origin unknown
Date: 1952
: DRESS UP, EMBELLISH
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Anyone care to comment on whether this is common usage in your lexicon? And can anyone shed light on its origin?