We found 6 dictionaries that define the word drop open:

General (6 matching dictionaries)

1. drop open: Vocabulary.com
2. drop open: Dictionary.com
3. drop open: Rhymezone
4. drop open: FreeDictionary.org
5. drop open: Mnemonic Dictionary
6. drop open: TheFreeDictionary.com

Definitions from WordNet (drop open) ▸ verb:  open involuntarily Types: parachute, hang glider, wingsuit, more... ▸ Words similar to drop open ▸ Usage examples for drop open ▸ Idioms related to drop open ▸ Wikipedia articles (New!) ▸ Words that often appear near drop open ▸ Rhymes of drop open ▸ Invented words related to drop open