- 1 [transitive] freshen something (up) to make something cleaner, cooler, newer, or more pleasant The walls need freshening up with white paint. The rain had freshened the air. Use a mouthwash to freshen your breath.
- 2 [transitive] freshen something (up) to add more liquid to a drink, especially an alcoholic one Can I freshen your drink, sir?
- 3[intransitive] (of the wind) to become stronger and colder The wind will freshen tonight. a freshening onshore breeze Phrasal Verbsfreshen up
NAmE//ˈfrɛʃn//Verb Forms present simple I / you / we / they freshen
he / she / it freshens
past simple freshened
-ing form freshening