shii Share definition Flag An alternative to the word "shit". It can be used to make the phrase less intense or just to get around word censors on websites. I have to take care of that shii before my mom finds it. shii by argentnox April 14, 2008 Words you can keep railfan mug chonk mug chud mug based mug 67 mug slime mug mogging mug chopped mug thot mug glazing mug huzz mug yams mug larp mug unc mug cracked mug simp mug baddie mug bop mug lolcow mug