1) A feminine name derived from the masculine of Dayle or Dale.

2) A woman who is unique. She is beautiful, sweet, funny, smart and a smile that makes you want to smile. Can dance like nobody's bidnesz. Goes clubbin but she likes it psychedelic by using phat props, like a trippin hoop. She is the hottest in April. She is into rock bands, but is no rock band groupie, she is the thang. You totally want to be a Thayl.