We found 3 dictionaries that define the word may 8:

General (1 matching dictionary)

1. May 8 (Eastern Orthodox liturgics), May 8: Wikipedia, the Free Encyclopedia

Slang (2 matching dictionaries)

2. May 8, May 8: Urban Dictionary

Definitions from Wikipedia (May 8) ▸ noun:  May 7 - Eastern Orthodox Church calendar - May 9 ▸ Words similar to may 8 ▸ Usage examples for may 8 ▸ Idioms related to may 8 ▸ Wikipedia articles (New!) ▸ Words that often appear near may 8 ▸ Rhymes of may 8 ▸ Invented words related to may 8