sign into law

:  a motion or gesture by which a thought is expressed or a command or wish made known

:  signal

:  a fundamental linguistic unit that designates an object or relation or has a purely syntactic function

:  cross

:  to place a sign on or mark by signs

:  to represent or indicate by a sign

:  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