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

When Gary Vernon began riding mountain bikes in Arkansas almost 40 years ago, there was very little infrastructure intended for riders without deep experience—or a devil-may-care attitude. —Arati Menon, Condé Nast Traveler, 7 June 2026

Uber is out with its annual Lost & Found Index, ticking off the items riders leave behind on the car seat. —Robert Abitbol, USA Today, 6 June 2026

Caltrain riders transfer to the VTA orange line at Mountain View and ACE and the Amtrak Capitol Corridor stop right across the street. —David Hochman, Forbes.com, 5 June 2026

Some riders use them for adventure. —New Atlas, 4 June 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