Used to label an unusually large number of occurrances of a disease or condition in one place. An autism cluster would be an unusually large number of cases of autism in (perhaps) a single locality. Clusters constitute evidence in the search for causes of diseases and conditions.
jawn. 1  a word used by Philly cats to describe anything and everything. NY cats interject with the word joint but it doesn't convey the same feelings. 2  a word used by people in philly, it can mean anything, like a fine girl, a blunt, really, it can be used for everything. it basically means thing.
Definition of jawboning in the English dictionary. The definition of jawboning in the dictionary is the act or an instance of trying to persuade or bring pressure to bear on someone by virtue of one's high office or position, esp in urging compliance with official policy. ENGLISH WORDS THAT BEGIN LIKE JAWBONING.