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

Designed by pro rider Parker Payne, the Phantom is an advanced wakesurf board with much of its inspiration coming from world of skateboarding. —Rob Reed, Forbes.com, 8 Sep. 2025

The electric motor can’t exceed a power output of 750 watts and can only provide assistance when the rider is pedaling, according to the city rules. —Taylor O'Connor, Kansas City Star, 8 Sep. 2025

The venue, boasting what’s billed as one of the largest stages in the world, will be outfitted with a ramp course for six riders, while overhead, spectators can watch Argentinian acrobats Flora Aracama and Nico Busso work their nail-biting, emotional magic on the rings. —Miles Socha, Footwear News, 6 Sep. 2025

All of the killings happened within 7 miles across two grazing allotments, and range riders and shepherds reported hearing wolf cries in the area on several occasions. —Katie Langford, Denver Post, 6 Sep. 2025

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