American — bet (6)
I believe the answer is:
yankee
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">american</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I know that Yankee is a type of american)</span><br/ ><br/ >'<span class="explanation-format__original">bet</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(type of bet in gambling)</span><br/ ><br/ ></span>
(Other definitions for yankee that I've seen before include "N. American" , "Union soldier in the American Civil War" , "A northerner during the American Civil War" , "American - bet" , "Y in communications" .)