People born on a Pisces-Aries cusp are those who were born sometime within the last few days of Pisces and the first few days of Aries. More specifically, those born between March 17 and March 23 are on the Pisces-Aries cusp.
Those born on a cusp have characteristics of both signs, so those born on the Pisces-Aries cusp have characteristics of both Pisces and Aries. Pisces is a water sign and Aries is a fire sign, meaning that these people are both emotional and physical. Similarly, Pisces has a mutable quality and Aries has a cardinal quality, meaning that these people are go-getters who are flexible and adaptable.