Meaning of MOD in English
I. Mod 1 /mɒd $ mɑːd/ BrE AmE noun
a member of a group of young people in the UK in the 1960s and 1970s, who followed a fashion for neat clothes, ↑ soul music , and ↑ parka s (=a long coat with a ↑ hood ). Mods rode ↑ scooter s and often went in large groups to ↑ seaside towns to have fights with ↑ rocker s on ↑ bank holiday s .
II. Mod 2 BrE AmE noun
a Gaelic ↑ festival of music and poetry held in Scotland every year
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012