We found 6 dictionaries that define the word the upper crust:

General (5 matching dictionaries)

1. the upper crust: Merriam-Webster
2. the upper crust: Cambridge Advanced Learner's Dictionary
3. The Upper Crust (band): Wikipedia, the Free Encyclopedia

Miscellaneous (1 matching dictionary)

4. the upper crust: Idioms

Phrases: fit for the upper crust, more... ▸ Words similar to the upper crust ▸ Usage examples for the upper crust ▸ Idioms related to the upper crust ▸ Wikipedia articles (New!) ▸ Words that often appear near the upper crust ▸ Rhymes of the upper crust ▸ Invented words related to the upper crust