1. plural of marathoning; the activity or practice of running marathons or engaging in long-distance endurance events
Usage: informal; typically used as a mass noun or in plural contexts

Examples

• Her marathonings have taken her across five continents.
• He got into marathonings after completing his first 26-mile race.
• The club organizes marathonings and other endurance events throughout the year.
• Serious marathonings require months of dedicated training.
• She documents her marathonings on social media to inspire others.