The term 'Bob or Weave' is a hairstyling technique that involves cutting the hair in layers and then curling it. The crossword solutions for this term are COIF (4 letters), STYLE (5 letters), and HAIRDO (6 letters). A COIF is a type of hairstyle that is usually short and close to the head, while a STYLE is a more general term for a particular way of arranging the hair. A HAIRDO is a more elaborate hairstyle that often involves styling tools and products. All three of these terms can be used to describe the Bob or Weave technique.