Green’s Dictionary of Slang

highty-tighty adv.

[highty-tighty adj.]

aloofly, superciliously.

[Aus]Bulletin (Sydney) 24 Sept. 3/2: An’ while she stands tossin’ ’er ’ed so mighty, / ’Oldin’ ’er frillin’s that ’ighty-tighty, / I just starts to count as I stares ’er down – / ’Ow many smacks as I’ve give Jane Brown.