The term 'PART OF NIMBY' is an acronym for 'Not In My Back YARD, ' which is a phrase used to describe people who oppose the development of something in their local area. The crossword solutions for this term are NOT (3 letters), YARD (4 letters), and NOTIN (5 letters). NOT stands for 'Not, ' YARD stands for 'Back YARD, ' and NOTIN stands for 'Not In.' Together, these three words form the acronym 'NIMBY, ' which is used to describe people who oppose development in their local area.