Krissy \k-rissy, kr(is)-sy\ as a girl's name is a variant of Chrissie (Latin), Christina (Latin), Krista (Czechoslovakian) and Kristen (Latin), and the meaning of Krissy is "follower of Christ".
The baby name Krissy sounds like Krisy, Crissy and Krissa. Other similar baby names are Kristy and Prissy.