steal a peek/look

: to take the property of another wrongfully and especially as a habitual or regular practice

: to come or go secretly, unobtrusively, gradually, or unexpectedly

: to steal or attempt to steal a base

: the act or an instance of stealing

: a fraudulent or questionable political deal

: bargain

: to look furtively

: to peer through a crack or hole or from a place of concealment

: to take a brief look : glance

: a furtive look

: a brief look : glance

: to make sure or take care (that something is done)

: to ascertain by the use of one's eyes

: to exercise the power of vision upon : examine

: the act of looking

: glance

: the expression of the countenance