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

Under the new deal, the $1 unlock fee would remain but Denver residents would pay 25 cents per minute while other riders would pay 39 cents per minute. —Elliott Wenzler, Denver Post, 19 Mar. 2026

Built from the ground up, the network, which officially opened in 2023, allows adaptive riders to bike independently, progress their skills, and ride alongside friends with no special accommodations. —Tim Neville, Outside, 18 Mar. 2026

Every brand has its own designs which riders will stick on their vehicles, laptops and of course on the decks of their skateboards. —Bestreviews, Mercury News, 18 Mar. 2026

In 2026 the autonomous vehicle space is still in its infancy, but companies have aggressive expansion plans and more riders are familiarizing themselves and growing comfortable with the technology by the day. —Charles Singh, USA Today, 18 Mar. 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