To continuously stare at someone, giving an impression of disliking.
That girl is grilling at us, let's grill her back.
The act of intensely displaying severe symptoms of Asperger's disease
Jen: Ben shut the fuck up!
Ben: Jen do you eat your mom's pussy with that mouth?
Crowd: Ben you're grilling.
To interrogate someone.
"My ma was totally grilling me this morning. She found my smokes."
the act of looking at an object very intensly
Bob was grilling the cheese puff.
The best damn way to cook hot dogs!
John was on the back porch, grilling some meat, including hot dogs and hamburgers.
An extremely strong, alcoholic drink.
Dude, that whiskey sour is grilling
University slag, when a lecturer goes down on a female student.
"Dr Barrett gave Liz a good grilling"