the mind > emotion > pleasure > laughter > types of laughter > [noun] > vehement, convulsive, or wild laughter > outburst of (4)
A wild outburst of mirth. Only in on a roar Obsolete.
Pathology. esp. (plural) A violent fit of laughter.
A convulsive gasp for breath, or spasmodic losing of the breath, as in hooping-cough; a convulsive fit of coughing or laughing.
(A fit of) wild or uncontrollable laughter.