Roll/slip/trip off the tongue Definition 1 of 3Pro Tip 1/3Natural Fluency Used when a word or phrase is easy to say and sounds natural. After practicing, her French flowed, with phrases that rolled off the tongue. Pro Tip 2/3Catchy Phrasing Phrases that sound pleasant or memorable often roll off the tongue. Slogans for ad campaigns are designed to roll off the tongue. Pro Tip 3/3Smooth Introductions Introduce yourself with a name or title that rolls off the tongue to make it memorable. She chose a pen name that would easily roll off the tongue.