Boy!

Boy!

and Boy, oh boy!
phr. a sentence opener expressing surprise or emphasis. (This is not a term of address and can be used with either sex, although it is quite informal.) Boy! Am I glad to see you, Molly!
References in periodicals archive ?
Oberto Sausage Company, the Northwest's leading maker of Oh Boy
will be shouting for the red, white, and green Oh Boy
One lucky ticket holder will win a giant basket of Oh Boy