The term 'Seal the Deal' is a phrase used to describe the process of finalizing an agreement or contract. The crossword solutions for this phrase are CLOSE, AGREE, and ICEIT. To 'CLOSE' a deal means to bring it to a conclusion, while 'AGREEING' to something implies that both parties have come to a mutual understanding. Finally, 'ICEIT' is an acronym for 'In Case Everything Is Tight, ' which is a reminder to make sure all details are taken care of before signing off on the agreement.