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

Wenger is amazed by the number of bike riders who take their bikes on the train even in winter. —Doug Ross, Chicago Tribune, 1 Apr. 2026

In Connecticut, an October law requires all e-bike riders to wear a helmet, and bikes without pedals equipped with batteries over 750 watts will require a driver’s license. —Sarah Raza, Los Angeles Times, 1 Apr. 2026

However, the event triggered widespread alarm among riders and regulators. —Aamir Khollam, Interesting Engineering, 1 Apr. 2026

Second, for bus riders, the bus lanes are a godsend. —Lucius J. Riccio, New York Daily News, 1 Apr. 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