Use 'weird out' to describe feeling uneasy due to something unusual or unexpected. Clowns at the party started to weird me out.
Pro Tip 2/3
Colloquial Usage
'Weird out' is informal and best used in casual conversations, not formal situations. I got weirded out by his intense stare during our casual meet-up.
Pro Tip 3/3
Not Always Negative
Although often used for negative situations, 'weird out' can express a neutral or slight discomfort. That new art exhibit weirded me out, but it was intriguing.