We found 2 dictionaries that define the word horns up:

General (1 matching dictionary)

1. Horns Up (radio): Wikipedia, the Free Encyclopedia

Slang (1 matching dictionary)

2. Horns up: Urban Dictionary

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