Casual garment (1-5)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">casual garment</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for t-shirt that I've seen before include "Informal garment" , "Informal collarless top" , "Light short-sleeved top" , "Simple top" , "Casual upper garment" .)