We found 2 dictionaries that define the word big it up:

Slang (2 matching dictionaries)

1. big it up: English slang and colloquialisms used in the United Kingdom
2. big it up: Urban Dictionary

▸ Words similar to big it up ▸ Usage examples for big it up ▸ Idioms related to big it up ▸ Wikipedia articles (New!) ▸ Words that often appear near big it up ▸ Rhymes of big it up ▸ Invented words related to big it up