Her slip 'peeked out' from beneath her skirt. [=a small part of her slip could be seen beneath her skirt]
We saw a 'sneak peek' [=a brief showing] of the movie that will be released next month.
They tried to 'sneak a peek' at the actors getting ready behind the curtain.
(..) and I'm talking to some snot-nose corporate lawyer who's asking me for my badge number. Brick wall. So I take a peek into Madrigal Electromotive. Now, Madrigal is based in Hanover, Germany, but they're what they call highly diversified-- (..)2011 TvShow: Breaking Bad Title: Problem Dog Season: 4 Episode 7