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Mother's Day

American  

noun

  1. a day, usually the second Sunday in May, set aside in honor of mothers.


Mother's Day British  

noun

  1. the second Sunday in May, observed as a day in honour of mothers

  2. Also called: Mothering Sunday.  the fourth Sunday in Lent, when mothers traditionally receive presents from their children

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Example Sentences

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My wife and I seldom dine out, typically only on special occasions such as birthdays, Valentine’s Day, Mother’s Day and our wedding anniversary.

From MarketWatch • Mar. 17, 2026

Navigating Mother's Day, and other occasions like birthdays and Christmas since Teddy's death, has been challenging, Maddie says.

From BBC • Mar. 15, 2026

So does not sulking when kids don’t invite you on their vacation or forget to send Mother’s Day cards.

From The Wall Street Journal • Dec. 31, 2025

On May 10-11, 2024, Earth was hit by the strongest event of this kind in more than two decades, known as the Gannon storm or Mother's Day storm.

From Science Daily • Nov. 23, 2025

It is May 14, 2000, a Sunday when many churches in Mexico celebrate Mother’s Day.

From "Enrique's Journey" by Sonia Nazario