We found 7 dictionaries that define the word one down:

General (5 matching dictionaries)

1. one-down: Oxford Learner's Dictionaries
2. one-down, one-down: Collins English Dictionary
3. one-down: Wordnik
4. One Down: Wikipedia, the Free Encyclopedia
5. one-down: TheFreeDictionary.com

Slang (2 matching dictionaries)

6. One Down, One Down: Urban Dictionary

Definitions from Wikipedia (One Down) ▸ noun:  a 1982 album by the New York based music group Material. Phrases: one going down a slippery slope, one bearing down hard, one bearing down, one way to cut down a list of authors, one who walks down the aisle, more... ▸ Words similar to one down ▸ Usage examples for one down ▸ Idioms related to one down ▸ Wikipedia articles (New!) ▸ Words that often appear near one down ▸ Rhymes of one down ▸ Invented words related to one down