adv. phr. A popular exclamation used when just about anything is lifted, particularly a small child raised to his or her highchair or bed. "Upsee-daisy!" the nurse said with a smile on her face, as she lifted the baby from its bed.
UPSADAISY!
Meaning of UPSADAISY! in English
American idioms English vocabulary. Английский словарь американских идиом. 2012