get under somebody's skin

get under (one's) skin

1. To become a source of irritation. I just can't stand Dean's voice, so everything he says gets under my skin.
2. To be a source of obsession. I can't get that beautiful girl I met earlier off my mind. She's just gotten under my skin.
3. To gain a rich, thorough understanding of one. A: "How did you know he would make that decision?" B: "Oh, I feel like I've gotten under his skin since we've been spending so much time together lately."
See also: get, skin
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.

get under somebody’s ˈskin

(informal) attract or disturb somebody: I’ve tried to forget her, but I know that I’ve got her under my skin.He gets under his opponents’ skins and they make stupid mistakes.
See also: get, skin
Farlex Partner Idioms Dictionary © Farlex 2017
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