1. a person who operates or rides in a motorboat

Examples

• The experienced motorboater navigated the choppy waters with ease.
• As an avid motorboater, she spent every weekend on the lake.
• The motorboater checked the engine before heading out to sea.
• Local motorboaters gathered at the marina for the annual race.
• He became a skilled motorboater after years of practice on the river.
• The motorboater waved to other boats as they passed by.