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

Every size tops out at 7 mph (11 km/h), and riders can weigh up to 220 lb (100 kg). — New Atlas, 1 Oct. 2026

Reminding riders that they’re being monitored is probably a good idea, too. — Jonathan M. Gitlin, ArsTechnica, 1 Oct. 2026

The initial rollout of QRyde included the management system but not the app, meaning riders could no longer track the location of drivers and had to call customer service to ask about arrival times. — Madison Smalstig, Sacbee.com, 30 Sep. 2026

Wrangler said Dyneema is 15-times tougher than steel yet light enough to float on water, giving riders durability without the weight of traditional heavy-duty gear. — Angela Velasquez, Footwear News, 30 Sep. 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