Small edible crustacean (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">small edible crustacean</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for shrimp that I've seen before include "Seafood" , "Raising of a siege" , "Crustacean; small child" , "ingredient of cocktail" , "Small shellfish or very small person" .)
(Other definitions for prawn that I've seen before include "Small tasty crustacean, nice in cocktail" , "Cocktail ingredient" , "Bit of seafood" , "Popular oriental snack" , "Large shrimp" .)