rider

noun

rid·​er ˈrī-dər 

1

: one that rides

2

a

: an addition to a document (such as an insurance policy) often attached on a separate piece of paper

b

: a clause appended to a legislative bill to secure a usually distinct object

3

: something used to overlie another or to move along on another piece

riderless

ˈrī-dər-ləs 

adjective

Examples of rider in a Sentence

Watch out for bike riders while driving.

She added a rider to her life insurance policy that increased her coverage.

Congress added a rider to the health insurance bill.

Recent Examples on the Web

Avengers Infinity Defense will transport riders aboard a world-jumping spaceship to remote worlds and alternate realities throughout the Marvel multiverse. — Brady MacDonald, Oc Register, 16 Aug. 2026

However, Jaime Bricker, the tourism director for Explore Skagway and a former White Pass employee of 14 years, says first-time riders shouldn’t liken it to an amusement park ride. — Bailey Berg, Travel + Leisure, 16 Aug. 2026

By Bay City News BART riders should expect service changes and delays this weekend as crews conduct track work and upgrades along the Orange and Green lines. — Bay City News, Mercury News, 15 Aug. 2026

With regular rider William Antongeorgi III riding at Ellis Park this summer, Del Mar riding leader Juan Hernandez will be aboard Grand Slam Smile for this Solana Beach. — Bill Center, San Diego Union-Tribune, 15 Aug. 2026

Word History

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing rider

• circuit rider
• dispatch rider
• horseback rider
• night rider

Rhymes for rider

• cider
• cyder
• eider
• glider
• hider
• schneider
• slider
• snider
• spider
• stridor
• wider
• collider

Kids Definition

rider

noun

rid·​er ˈrīd-ər 

1

: one that rides

2

a

: an addition to a document

b

: an additional clause to a legislative bill

3

: something that lies over or moves along on another piece

the scale had riders to measure weight

riderless

-ləs 

adjective

Legal Definition

rider

noun

rid·​er

1

: an addition to a document (as an insurance policy) often attached on a separate piece of paper

2

: a clause or provision appended to a legislative bill to obtain a usually distinct object