Simple Definition of sully

from our Learner's Dictionary

sully

verb

ˈsʌli How to pronounce sully (audio)
sullies; sullied; sullying
formal : to damage or ruin the good quality of (something)
The scandal sullied [=tarnished] her reputation.

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“Sully.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/sully. Accessed 17 Apr. 2026.

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