We found 3 dictionaries that define the word midshipman's butter:

General (3 matching dictionaries)

1. midshipman's-butter: Merriam-Webster
2. midshipman's butter: Wiktionary
3. midshipman's butter: Dictionary.com

Definitions from Wiktionary (midshipman's butter) ▸ noun:  (archaic) The avocado fruit. ▸ Words similar to midshipman's butter ▸ Usage examples for midshipman's butter ▸ Idioms related to midshipman's butter ▸ Wikipedia articles (New!) ▸ Words that often appear near midshipman's butter ▸ Rhymes of midshipman's butter ▸ Invented words related to midshipman's butter