If your laws are similar to TX law, this is called "Deadly Conduct" and is a Class A misdemeanor.
Texas Penal Code ยง 22.05. DEADLY CONDUCT. (a) A person commits an offense if he recklessly engages in conduct that places another in imminent danger of serious bodily injury.
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(c) Recklessness and danger are presumed if the actor knowingly pointed a firearm at or in the direction of another whether or not the actor believed the firearm to be loaded.