The term WAVY DOS is a combination of TWO words, 'WAVY' and 'dos, ' which are both Spanish words. WAVY means 'CURLY' or 'UNDULATING, ' while dos means 'TWO.' Together, the term WAVY DOS can be interpreted as 'TWO CURLY lines, ' which is often used to describe a hairstyle. The crossword solution for this term is PERMS, which stands for permanent waves, a type of hairstyling technique that uses chemicals to create curls or waves in the hair.