has been riffing
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present perfect progressiveof riff (3rd person singular).present perfect progressive
Used to describe an action that began in the past, has continued continuously, and is still in progress.
riffnouna melodic phrase, often constantly repeated, forming an accompaniment or part of an accompaniment for a soloist.
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