look up any word, like pussy:
a spail is when you spell-fail. combining the words to become a creative and catchy insult.
by dexyt July 04, 2011
junk snail mail...the flyers, credit card offers, mortgage refinance offers, coupons you never asked for and political promotions.
Person 1: "Any good mail today?"

Person 2: "Nah, just some spail."
by PenelopeS September 11, 2006