under one's nose

(right) under (one's) (very) nose

1. In a place easy to see or find. I've been looking all over for that invitation, and it was right under my nose the whole time!
2. When one is physically present. I can't believe that one of my employees was falsifying records right under my nose.
See also: nose
Farlex Dictionary of Idioms.

under one's nose

Right there, in plain view, as in Your keys are on the table, right under your nose. This expression is generally a reminder that something one cannot find is actually there. [c. 1600]
See also: nose
The American Heritage® Dictionary of Idioms by Christine Ammer.
See also:
  • (right) under (one's) (very) nose
  • grapple
  • grappling
  • tear loose from (someone or something)
  • knock the hell out of (one)
  • beat the living daylights out of
  • beat the living daylights out of someone
  • beat the tar out of
References in classic literature
"The man one can't find with all one's messengers sent about the place, sitting just under one's nose, exactly where one never thought of looking!
The Idiot