to peek (through a keyhole, gap, etc.) ; to look down into (a ravine, etc.) ; to peek into (a shop, bookstore, etc.) ; to sneak a look at; to take a quick look at ; to peep (through a telescope, microscope, etc.) ; to stick out (a scarf from a collar, etc.); to peek through (sky through a forest canopy, etc.) ; to examine (an expression); to study (a face) ; to face