We found 2 dictionaries that define the word knock the bottom out:

Miscellaneous (1 matching dictionary)

1. knock the bottom out: Idioms

Slang (1 matching dictionary)

2. knock the bottom out: Urban Dictionary

▸ Words similar to knock the bottom out ▸ Usage examples for knock the bottom out ▸ Idioms related to knock the bottom out ▸ Wikipedia articles (New!) ▸ Words that often appear near knock the bottom out ▸ Rhymes of knock the bottom out ▸ Invented words related to knock the bottom out