What is the meaning of Uy?

expression of surprise

used to catch someone's attention

expression of acknowledgment of someone, whose name one cannot be remembered right away

Alternative spelling of huy

Alternative form of hoy: expression used to call the attention of somebody: hey!

Alternative form of hoy: expression used as a warning or as a protest: hey!

Alternative form of oy: an informal greeting: hey!

Alternative form of oy: an expression of surprise: hey!

Source: wiktionary.org

See also