Noun:1: hard cash, cash, hard currency money in the form of bills or coins; "there is a desperate shortage of hard cash" 2: immediate payment, cash prompt payment for goods or services in currency or by check 3: johnny cash, cash, john cash United States country music singer and songwriter (1932-2003) Verb:1: cash, cash in exchange for cash; "I cashed the check as soon as it arrived in the mail"