To express amusement, mirth, or scorn by smiling and emitting loud, inarticulate sounds
An act of laughing
He has stopped Austria's cackle and I fear it will be our turn next.
3 He praises Philetas, the veteran poet of Cos, and criticizes " the fledgelings of the Muse, who cackle against the Chian bard and find their labour lost."
Both pick up the book at the same time, and see who slams it down first with an evil cackle.
I will not cackle and threaten to start an unstoppable chain reaction that will split the earth in two.