Word Study
itsy-bitsy
CIDE DICTIONARY
itsy-bitsy, a.
very small; tiny. [WordNet 1.5]
"It was an itsy-bitsy teeny-weeny yellow polka-dot bikini
that she wore for the first time today." [PJC]
that she wore for the first time today." [PJC]
OXFORD DICTIONARY
itsy-bitsy, adj. (also itty-bitty) colloq. usu. derog. tiny, insubstantial, slight.
Etymology
redupl. of LITTLE, infl. by BIT(1)
For further exploring for "itsy-bitsy" in Webster Dictionary Online