law firm

:  a binding custom or practice of a community :  a rule of conduct or action prescribed (see prescribe 1a) or formally recognized as binding or enforced by a controlling authority

:  the whole body of such customs, practices, or rules

:  common law

:  litigate

:  to sue or prosecute at law

:  securely or solidly fixed in place

:  not weak or uncertain :  vigorous

:  having a solid or compact structure that resists stress or pressure

:  in a firm manner :  steadfastly, fixedly

:  to make secure or fast :  tighten

:  to make solid or compact

:  to put into final form :  settle

:  the name or title under which a company transacts business

:  a partnership of two or more persons that is not recognized as a legal person distinct from the members composing it

:  a business unit or enterprise