соплей перешибить можно

• СОПЛЕЙ ПЕРЕШИБЕШЬ (кого; СОПЛЕЙ ПЕРЕШИБИТЬ МОЖНО both substand, derog

[VP; neg pfv fut, gener. 2nd pers sing (1st var.) or impers predic with быть (2nd var.); fixed WO]

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⇒ s.o. looks weak, feeble, as if he could easily be beaten in a physical conflict:

- X-a соплёй перешибёшь{{}}≈ you could knock X down just by looking (sneezing) at him;

- you could knock X down (split X in half etc) with a (one) good sneeze;

- a (one) good sneeze could knock X down.

     ♦ "Гляжу, рядом с вахтой офицерья навалом и все - навытяжку, а посреди них сидит себе на стульчике, покуривает плюгавенький такой шибздик [slang = недоросток] в полковничьей папахе, соплёй перешибёшь" (Максимов 1). "All around the guard-room there were crowds of officers and all of them were standing to attention, and in the middle, sitting smoking on a little stool, is a puny little runt in a colonel's coat. You could have knocked him down just by looking at him" (1a).