- present perfect progressive of riff (3rd person singular).
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Epos has been riffing on a similar design for its headsets for a while now, but the H3Pro Hybrid delivers its most refined, easy-on-the-eyes take yet.
From The Verge • Nov. 16, 2021
Having thrashed already-relegated Reading, Arsène Wenger has been riffing on Arsenal's recent troubles.
From The Guardian • Dec. 18, 2012
Perhaps sensitive to this contrast, Mario Cuomo began our conversation by discoursing on the senselessness of political labels, a theme on which he has been riffing for 25 years.
From New York Times • Apr. 7, 2011