get under someone's skin

US /ɡɛt ˈʌndər ˈsʌmˌwʌnz skɪn/
UK /ɡɛt ˈʌndər ˈsʌmˌwʌnz skɪn/
"get under someone's skin" picture
1.

to annoy or irritate someone intensely

:
His constant complaining really gets under my skin.
I try not to let negative comments get under my skin.
2.

to deeply affect someone emotionally, often in a positive way, causing them to think about something for a long time

:
That powerful documentary really got under my skin; I can't stop thinking about it.
Her kindness and resilience got under his skin, making him rethink his own priorities.