The crossword solution for the term 'adjective for '08' is LEAP, which is a four-letter word. LEAP can be used to describe something that happened in 2008, such as a LEAP forward in technology or a LEAP in economic growth. It can also be used to describe a person's attitude or behavior in 2008, such as taking a LEAP of faith or making a LEAP of courage. In general, LEAP is an adjective that can be used to describe something that happened or someone's attitude in 2008.