blue devil

noun

Definition of blue devil

1 blue devils plural : low spirits : despondency, melancholy
2a : a common blue-rayed aster (Aster lowrieanus) of the eastern U.S.
3a : either of two Australian percoid fishes (Paraplesiops gigas and P. meleagris) brightly marked with light blue dots
b : a small brilliantly marked blue fish (Pomacentrus fuscus) of the West Indies

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First Known Use of blue devil

1756, in the meaning defined at sense 1

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Time Traveler for blue devil

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The first known use of blue devil was in 1756

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Dictionary Entries Near blue devil

blue darter

blue devil

blue devils

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Cite this Entry

“Blue devil.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/blue%20devil. Accessed 2 Dec. 2021.

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