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jinsby- a word used to address or describe someone or something with out knowing exactly how to say it, or what to call it; A proxy or variable used to represent another word struggling to be recalled.
(Basically, the proper response when that damn word slips ur memory, when ur too lazy to say a noun longer than two syllables, or there is no word to describe 'how ur day went').
1) James: "Dude, are you ok?"
Brett: "Eh, idk,... just feel'n jinsby today."

2) Brett: "Yo, you want some cherry-soda?"
James: "Yea man, pass me summadat jinsby!"
by Bro of Bros and Dude of Dudes October 15, 2006
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