Dictionarygus•syPronunciation: (gus'ē), [key] —v., -sied, -sy•ing. Informal. —v.t. to enhance the attractiveness of in a gimmicky, showy manner (usually fol. by up): a room gussied up with mirrors and lights. —v.i. to dress in one's best clothes (usually fol. by up): to gussy up for the ball. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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