As a teenager she would 'sneak' out (of her house/apartment) at night to visit her boyfriend.
I'm going to 'sneak' a smoke. [=I'm going to smoke a cigarette while nobody is watching]
She took a 'sneak peek' [=a secret look] at the birthday presents hidden in the closet.
(..) name "Your," or is it...? Step three." We break into Lord Business' office... ...and we'll plunder his collection of relics for disguises. will sneak their way into the master control room. Motion sensors triggered in Sector . - Are you thinking what I'm thinking? - Oh! (..)2014 The Lego Movie