이미 본 불쾌하거나 이상한 것을 기억에서 지우거나 보지 않은 셈 치다.
To erase the memory of or intentionally ignore something unpleasant, disturbing, or strange that one has already seen.
예문:
"Once you notice the hidden arrow in the logo, you can never unsee it."
"I wish I could unsee that cringey video from my middle school years."
"The horror movie contained scenes so graphic that I desperately wanted to unsee them."