In the English origin, Laday means "Laday \l(a)-day\ as a girl's name is a variant of La- (American). See for meaning of Laday.
The baby name Laday sounds like Lady, Ladey and Lada. Other similar baby names are Laray, Laidey, Lanny, Lanah, Lana, Lydah, Lyda, Lidah, Lida, Ledah, Leda, Cady, Kady, Cadey, Caddy, Dada, Lally, Gada, Hyday, Jady, Jada, Larae, Lanai, Lanae, Lacey, Lacy, Laidy, Laily, Laney, Lala, Lara, Lata, Lauda, Mady, Maddy, Mada, Nady, Nada, Sada, Sadah, Tada and Zada."