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
The genre has not yet boasted more than four rulers in a year.
—
Kevin Rutherford, Billboard, 28 Oct. 2024
Scorpio is lucky enough to have two planetary rulers: Mars and Pluto.
—Lisa Stardust, refinery29.com, 21 Oct. 2024
The Rolling Stones are one No. 1 behind The Beatles, with 14 rulers.
—Hugh McIntyre, Forbes, 17 Oct. 2024
Your sign ruler Pluto begins the season in Capricorn.
—Jennifer Culp, Them, 16 Oct. 2024
See all Example Sentences for ruler 
Kevin Rutherford, Billboard, 28 Oct. 2024
Scorpio is lucky enough to have two planetary rulers: Mars and Pluto.
—Lisa Stardust, refinery29.com, 21 Oct. 2024
The Rolling Stones are one No. 1 behind The Beatles, with 14 rulers.
—Hugh McIntyre, Forbes, 17 Oct. 2024
Your sign ruler Pluto begins the season in Capricorn.
—Jennifer Culp, Them, 16 Oct. 2024
See all Example Sentences for ruler
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'ruler.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near ruler
Cite this Entry
“Ruler.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ruler. Accessed 5 Nov. 2024.
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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