Flashy (5)
I believe the answer is:
gaudy
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">flashy</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that flashy can be written as gaudy)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for gaudy that I've seen before include "College feast" , "Tawdry" , "Vulgarly bright" , "Flashy" , "celebration in college" .)