Rapid and copious talk, often loud and difficult to interrupt. A hallmark of bipolar disorder’s manic phase, or sometimes of schizophrenia.
Example: A new patient talks rapidly for half an hour in a loud, angry tone, without any apparent need for prompting or encouragement.
Grinnell, R. (2008). Pressured Speech. Psych Central. Retrieved on April 18, 2015, from http://psychcentral.com/encyclopedia/2008/pressured-speech/