The definition comes from the movie (Spider-Man: Across the Spider-Verse) it is an inevitable event or action good or bad that is supposed to happen that results your future self.
for example a Canon event can be the the time where peter parker became Spider-man because he got bit by a mutated spider and that his uncle got murdered by a burglar which in result made him want to do justice and become a superhero
An event in someone's life that must happen, in order to keep the balance of the multiverse and a development in their storyline. If you happen to change or distrupt it, the multiverse will collapse.
"Hey, i saw Jhon's girl with another man! should we tell him?"
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
A sunburn or suntan focused on the left arm. It is caused by the left side of the body being the only half that gets exposed to sunlight while driving. Presumably, it would be located on the right side of the body in countries where they drive on the left side of the road.
I had a trucker's tan after driving for 10 straight hours on a sunny day.