Definition of marathon
1 : a footrace run on an open course usually of 26 miles 385 yards (42.2 kilometers); broadly : a long-distance race
2a : an endurance contestb : something (such as an event, activity, or session) characterized by great length or concentrated effort
Examples of marathon in a Sentence
We watched a marathon of our favorite movies.
Recent Examples of marathon from the Web
To insulate themselves for warmth and energy, marathon swimmers often gain weight.
And what better way to start than with a movie marathon?
Would they be ruined by the many Harry Potter movie marathons on Freeform?
Turnbull said in a radio interview after the legislation passed in the early hours of Friday morning in a marathon sitting of parliament.
Often, moonlight—independent of the tides—signals the start of a species-wide reproductive marathon.
Time to crank up your central air, grab the snacks, and invite all your besties over for some serious movie marathons this summer.
An end-of-session marathon in which bleary-eyed legislators are forced to vote on huge and complex spending bills with little or no time to read them — or even to be accurately told what’s in them.
Jurors who have appeared stressed and even angry seemed more upbeat than on previous nights, despite enduring another marathon session in a case that has already helped torpedo Cosby's career and nice-guy reputation.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'marathon.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of marathon
Marathon, Greece, site of a victory of Greeks over Persians in 490 b.c., the news of which was carried to Athens by a long-distance runner
First Known Use: 1896See Words from the same year
Definition of Marathon
1 plain of eastern Greece in Attica northeast of Athens on the Aegean Sea
2 ancient town on the plain of Marathon
MARATHON Defined for English Language Learners
Definition of marathon for English Language Learners
: a running race that is about 26 miles (42 kilometers) long
: something (such as an event or activity) that lasts an extremely long time or that requires great effort
: a contest in which people compete with each other to see who can do something for the longest amount of time
MARATHON Defined for Kids
Definition of marathon for Students
1 : a long-distance running race
2 : a long hard contest
Learn More about marathon
Seen and Heard
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