ris·er | \ˈrī-zər \

Definition of riser 

1 : one that rises (as from sleep)

2 : the upright member between two stair treads

3 : a stage platform on which performers are placed for greater visibility

4 : a vertical pipe (as for water or gas) or a vertical portion of an electric wiring system

5 : one of the straps that connects a parachutist's harness with the shroud lines

Examples of riser in a Sentence

The school choir stood on the risers for the concert.

Recent Examples on the Web

As polls opened for early risers ready to cast their ballots for the General Primary election, voter turnout started out light in DeKalb County. Alaa Elassar, ajc, "Voters line up as polls open for voting day in DeKalb county," 22 May 2018 President Donald Trump’s first name didn’t join his wife’s among the fast-risers. Jeff Weiner, OrlandoSentinel.com, "Popular baby names for 2017: Melania rising, Kylo falling — Liam, Emma top annual list," 11 May 2018 Moon Meets Mars—June 3 Mars will rise around local midnight in the early part of the month, and on June 3, early risers looking toward the southeast will be able to see the red planet pair up with the waning gibbous moon. National Geographic, "Naked-Eye Asteroid and More Can't-Miss Sky Events in June," 1 June 2018 Hey, early risers — finally, there is a bus for you. Adam Vaccaro, BostonGlobe.com, "More morning service coming to the T next week," 29 Mar. 2018 Early risers can check out the classes, running from 6:30-7:30 a.m. OmG offers noise-cancelling headphones to block out the sounds of the bustling Streeterville neighborhood as yogis work through a vinyasa flow. $15. Shelbie Lynn Bostedt, RedEye Chicago, "Get moving with these unique yoga classes in Chicago," 30 July 2017 Vaulted ceilings, walnuts floors, wrought-iron railings and custom riser tiles are among the details. Lauren Beale, latimes.com, "Good Charlotte drummer Dean Butterworth finds a fan for his house," 20 June 2018 Max out your space with bed risers that create a ton of storage underneath your bed. Kelsey Stiegman, Seventeen, "10 Insanely Cute Dorm Room Transformations That Will Totally Blow Your Mind," 7 June 2018 Early risers were greeted with raindrops, and the likelihood of more precipitation is likely. Stephen Ruiz, OrlandoSentinel.com, "Orlando weather: Early-morning rain continues recent trend," 18 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'riser.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of riser

15th century, in the meaning defined at sense 1

Keep scrolling for more

Learn More about riser

Statistics for riser

Last Updated

11 Oct 2018

Look-up Popularity

Time Traveler for riser

The first known use of riser was in the 15th century

See more words from the same century

Keep scrolling for more

More Definitions for riser



English Language Learners Definition of riser

: a person who gets out of bed after sleeping

: the upright board between two stairs

risers : a set of tall and wide steps for standing or sitting on

Keep scrolling for more

More from Merriam-Webster on riser

See words that rhyme with riser

Spanish Central: Translation of riser

Nglish: Translation of riser for Spanish Speakers

Comments on riser

What made you want to look up riser? Please tell us where you read or heard it (including the quote, if possible).


evasion of direct action or statement

Get Word of the Day daily email!

Test Your Vocabulary

Great Scrabble Words—A Quiz

  • scrabble-tiles-that-read-scrabble-quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
Name That Thing

Test your visual vocabulary with our 10-question challenge!


Test Your Knowledge - and learn some interesting things along the way.


Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!