Definition of highty-tighty in English:

highty-tighty

Pronunciation /ˌhʌɪtɪˈtʌɪti/

exclamation

rare
  • Expressing contemptuous surprise or annoyance; = "hoity-toity".

adjective

  • 1historical, rare Especially of a young woman: flighty, frivolous; = "hoity-toity".

  • 2Petulant, touchy; (also, now chiefly) haughty, supercilious.

Origin

Late 17th century. Variant of hoity-toity and hoity-toity, apparently partly influenced in form by height and tight.