Sl. to become emotionally disturbed or unnerved; to flip out.The day was just gross. I thought I would weird out at noon. I weirded out at the news of Frankie's death.
1. To cause someone to experience an odd, unusual, and sometimes uneasy sensation: I thought we were friends, so that argument really weirded me out. I weirded out that gas station attendant when I asked for the nearest gun store.
2. To experience an odd, unusual, and sometimes uneasy sensation: I weirded out when I noticed their resemblance to each other.