Definition of ides
: the 15th day of March, May, July, or October or the 13th day of any other month in the ancient Roman calendar; broadly : this day and the seven days preceding it
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Origin and Etymology of ides
Middle English, from Anglo-French, from Latin idus
First Known Use: 15th century
IDES Defined for English Language Learners
ides
play
noun, plural in form but singular or plural in construction
\ˈīdz\
Definition of ides for English Language Learners
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: the 15th day of March, May, July, or October or the 13th day of any other month in the ancient Roman calendar
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