A handshake is a common gesture of greeting or agreement between two people. It is usually done by clasping each other's hands and shaking them. The term 'handshake' can also be used to describe the act of gripping another person's hand, as well as a gentleman's agreement, which is an informal agreement between two parties that is not legally binding. The crossword solutions for the term 'handshake' are 'CLASP' (5 letters), 'GRIP' (4 letters), and 'gentlemansagreement' (19 letters).