I think jargon is actually the word you want as this is defined as 'words or language used by a certain group of people' for example 'medical jargon'. this from www.thesaurus.refernece.com abracadabra*, argot, balderdash*, banality, bombast, bunk*, buzzwords*, cant, clich
Jargon
The phrase "to a man" means everybody in a particular group of people.
The word "lingo" refers to slang or jargon, certain special expressions and idioms that members of a particular group (like doctors, baseball players, or musicians) use with each other; these words would probably not be understandable to people not in that group. "Lingo" seems to come from the Latin word "lingua," which means a language.
No, unequivocal means: no other possible translation jargon refers to the type of language used by those tied to a particular field (for example, a chef's jargon would refer to slang words used by the chef in terms of his culinary career).
"Hanging out" means to be seen at a particular place or venue (eg a cafe or bar) or with a particular group of people. Or just talking with friends on the phone.
To stereotype means to judge someone based on a myth or social stigma of a particular group of people. Stereotyping can be dangerous and it is not a nice thing to do to people.
Jargon
Jargon consists of words and technical terms that have a particular meaning within an occupation or scientific field. It may be slang or idioms, or common words given a specific meaning. Medical terminology includes jargon, as well as terms that have little application outside the study of medicine or anatomy. Government agencies also usually create their own forms of jargon. -- An example of jargon is the tax or accounting term "age relief" which simply means that a greater allowance, deduction, or benefit is received by individuals over a certain age.
It means law or police
Regionalists- Loyal to the interests of a particular region or group denying or preventing nationalism or universalism.
An Octet is a group of eight people.
An individual/specific item, object, person, group, etc...