1. Insulting language or swearing
2. Abusive or venomous language used to express blame or
censure or bitter deep-seated ill will
At this, the wretch let out a hoarse stream of invective and began writhing like a fresh-caught fish on a hook.
Chase, Loretta (2009-10-13). Lord of Scoundrels (p. 317). Harper Collins, Inc.. Kindle Edition.
Definition from http://www.onelook.com/?w=invective&ls=a