The term 'Boy or Girl' can be summarized by three crossword solutions: CHILD (5 letters), KID (3 letters), and ISITA (5 letters). CHILD is a term used to refer to a young person, usually between the ages of infancy and adulthood. KID is a slang term for a CHILD, often used in a playful manner. ISITA is an acronym for 'Is it a boy or a girl?', which is a question commonly asked when expecting parents are revealing the gender of their baby.