What is silent; not speaking. Thackeray. The citizens are mum, and speak not a word. Shak called?
mum — Silent; not speaking. Thackeray. The citizens are mum, and speak not a word. Shak. (Webster's 1913.)
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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