<P> While the first reference to `` guising '' in North America occurs in 1911 , another reference to ritual begging on Halloween appears , place unknown , in 1915 , with a third reference in Chicago in 1920 . The earliest known use in print of the term `` trick or treat '' appears in 1927 , in the Blackie Herald Alberta , Canada . </P>
<P> While the first reference to `` guising '' in North America occurs in 1911 , another reference to ritual begging on Halloween appears , place unknown , in 1915 , with a third reference in Chicago in 1920 . The earliest known use in print of the term `` trick or treat '' appears in 1927 , in the Blackie Herald Alberta , Canada . </P>
when did the term trick or treat first appear in print
when did the term trick or treat first appear in print
1927
1927