Contract

a binding agreement between two or more persons that is enforceable by law

(contract bridge) the highest bid becomes the contract setting the number of tricks that the bidder must make

a variety of bridge in which the bidder receives points toward game only for the number of tricks he bid

enter into a contractual arrangement

engage by written agreement

squeeze or press together

be stricken by an illness, fall victim to an illness

become smaller or draw together

make smaller

compress or concentrate

make or become more narrow or restricted

reduce in scope while retaining essential elements