The term PART OF FYI is a three-letter acronym that stands FOR 'FOR YOUR Information'. It is commonly used in informal communication, such as emails, text messages, and other forms of digital communication. The crossword solutions FOR this term are FOR and YOUR. FOR is a two-letter word meaning 'in support of' or 'in favor of', while YOUR is a four-letter word meaning 'belonging to you'. Together, these two words form the phrase 'FOR YOUR Information', which is used to provide additional information to the recipient of a message.