Slangy Hats is a term used to describe hats that have been customized with slang words or phrases. The term is often used to refer to baseball caps, but can also be used to describe other types of hats. The crossword solution for the term Slangy Hats is LIDS, which is an acronym for 'LIDS Customized Apparel and Decorating Services'. LIDS is a company that specializes in customizing hats with logos, text, and other designs.