a written or spoken agreement, especially one concerning employment, sales, or tenancy, that is intended to be enforceable by law
he has just signed a contract keeping him with the club
much of the produce is grown under contract
decrease in size, number, or range
glass contracts as it cools
catch or develop (a disease or infectious agent)
three people contracted a killer virus
become liable to pay (a debt)
he contracted a debt of £3,300