Green’s Dictionary of Slang

aikies! excl.

also akey!
[dial. pron. of SE equal or the 18C Yorks. dial. hake, to hanker or gape after]

(US) that’s mine! I want to do that! I want a share! a child’s term used to claim the whole or an equal part of an object; the negative response to the cry is no aikies, no shares.

[US]H. Roth Call It Sleep (1964) 364: And with a ‘No akey! No akey!’ flung over their shoulders, the two partners raced toward Avenue D.
[US]AS XXXI 37: Then there is the negative form, in which [...] the claimant fends off all other claims down to the smallest: fen dibs, fen shackles, no dibs, no aikies, no chips, no divvies, and [...] no halveens.
[US] in DARE.