1: staying awake for at least 10 hours during the night (with or without the help of caffeine and distractions) then going to sleep as soon as the sun rises. Not to be confused with an all nighter, when someone stays awake for 24 hours including the day.
2. Idiot talk for a baby owl. Other examples include: Turtling, Geckoling, Goatling.
1. John tried to pull an all nighter over the weekends to party, but eventually gave out and ended up owlling instead.
2. “Aww, it’s an owl with it’s lil’ owlling!”