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when you can't decide (or remember) how you are feeling.

it can be a mixture between a positive and negative state of being.
Max: How are you feeling today?
Greg: I'm ishly good.
by grapples crapples February 05, 2011
Similar to kinda.
Most people may think yes, or no, but you are not thinking that so you would use ISH-LY
"did you do your homework?"
"yeah... ish-ly"
by Myke Payne June 21, 2008