2
: a worker or a machine that rules paper
3
: a smooth-edged strip (as of wood or metal) that is usually marked off in units (such as inches) and is used as a straightedge or for measuring
Examples of ruler in a Sentence
a summit attended by a number of rulers from around the world
This ruler shows inches and centimeters.
Recent Examples on the Web
His interest in sports analytics comes from his math teacher father, who handed out rulers to Trick-or-Treaters each year.
—
Jesse Newell, Kansas City Star, 23 Apr. 2025
The brand new full-length arrives as a success across a number of rankings, launching atop several Billboard tallies – and this latest champion is different from his previous rulers.
—Hugh McIntyre, Forbes.com, 19 Apr. 2025
American officials so far haven’t said publicly where the talks will be held, though Trump did call Oman’s Sultan Haitham bin Tariq on Tuesday while the ruler was on a trip to the Netherlands.
—Jon Gambrell and Nasser Karimi, Los Angeles Times, 16 Apr. 2025
In contrast, Pétion, the ruler of the south, was willing to negotiate, hoping that the country might be able to pay France for recognition of its independence.
—Marlene L. Daut, The Conversation, 16 Apr. 2025
See All Example Sentences for ruler
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Jesse Newell, Kansas City Star, 23 Apr. 2025
The brand new full-length arrives as a success across a number of rankings, launching atop several Billboard tallies – and this latest champion is different from his previous rulers.
—Hugh McIntyre, Forbes.com, 19 Apr. 2025
American officials so far haven’t said publicly where the talks will be held, though Trump did call Oman’s Sultan Haitham bin Tariq on Tuesday while the ruler was on a trip to the Netherlands.
—Jon Gambrell and Nasser Karimi, Los Angeles Times, 16 Apr. 2025
In contrast, Pétion, the ruler of the south, was willing to negotiate, hoping that the country might be able to pay France for recognition of its independence.
—Marlene L. Daut, The Conversation, 16 Apr. 2025
See All Example Sentences for ruler
Cite this Entry
“Ruler.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ruler. Accessed 30 Apr. 2025.
Copy CitationKids Definition
ruler
noun
rul·er
ˈrü-lər 
2
: a straight strip of material (as wood or metal) marked off in units and used as a guide in drawing lines or for measuring
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