The term 'emptor' is a Latin phrase meaning 'BUYER'. The crossword solutions for this term are 'BUYER' (5 letters) and 'CAVEAT' (6 letters). CAVEAT is another Latin phrase meaning 'let the BUYER beware', which is a warning to buyers to be aware of potential risks when making a purchase. This phrase is often used in legal contexts to remind buyers to be aware of the terms and conditions of a sale before entering into an agreement.