The term 'SEALS THE DEAL' is a phrase used to describe the final step in a negotiation process, when both parties have agreed on the terms and are ready to sign a contract. The crossword solutions for this term are ICES (4 letters) and AGREES (6 letters). ICES is a verb meaning to cool or chill something, while AGREES is a verb meaning to accept or approve of something. Together, these two words represent the idea of sealing the deal, as both parties must agree to the terms before the deal can be finalized.