flashy appearance; dandyish look
Refers to a showy, stylish, or dandyish appearance, often with a nuance of being overly concerned with fashion. The word is somewhat dated and carries a literary or old-fashioned feel.
His flashy appearance stood out at the party.
That actor always shows up looking dandyish.
Compound of 伊達 (date, 'dandyism, stylishness') and 姿 (sugata, 'appearance, figure'). The exact origin of 伊達 is uncertain, but it may be associated with the Date clan of Sendai, known for their flamboyant style.