guffaw
noun
a loud, unrestrained burst of laughter.
Used to describe an ongoing action or continuous state that was happening at a specific time in the past.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Two older men, who guffawed the whole show, were guffawing still.
From Golf Digest ● Oct. 16, 2013