definition of
convulse

[1] #1 convulse v. make someone convulse with laughter; "The comedian convulsed the crowd". wn

[2] #2 convulse v. be overcome with laughter. wn

[3] #3 convulse v. [thresh, thresh about, thrash, thrash about, slash, toss, jactitate] move or stir about violently; "The feverish patient thrashed around in his bed". wn

[4] #4 convulse v. shake uncontrollably; "earthquakes convulsed the countryside". wn

[5] #5 convulse v. cause to contract; "The spasm convulses her facial muscles". wn