To nudge, v.
To draw someone's attention to oneself, usually using means that are annoying to that other person, for example by repeatedly hitting them with one's arm, or using software functions that vibrate windows and play annoying sounds.
Eh? Eh? Wink, Wink, Nudge, Nudge, Say no more, Say no more. (Monty Python's Eric Idle character in the Nudge Nudge sketch)