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филькина грамота stresses
gen.	nonsense (Tanya Gesse); Mickey Mouse document
fig.	paper tiger (именно о предмете, событии, а не о человеке spanishru)
fig.of.sp.	a useless scrap of paper (Leonid Dzhepko); just a piece of paper (Leonid Dzhepko); a meaningless piece of paper (Leonid Dzhepko)
Gruzovik, inf.	useless scrap of paper
idiom.	useless piece of paper (george serebryakov)
polit.	crudely-written obscure document (bigmaxus)