English rendering Become frantically obsessed Literal translation: “Become bloodshot-eyed”
Become frenzied over something.
Dictionary example 1
돈을 버는 데에 혈안이 되어 친구도 몰라보다.
Read the meanings, trace, then cover above the masking line and write. Uncover, choose a meaning, and make your own sentence.
Writing text혈안이 되다
Explore the body parts or scenes linked to this idiom.
A silent film that writes the headword and its meaning.
Shared · 2 Turn one's attention elsewhere Show interest elsewhere instead of attending to what requires attention. 
2 meanings give a sidelong signal To convey something to someone with a sidelong glance without others noticing. 
Shared · 2 Let one’s attention wander Show interest elsewhere instead of attending to what requires attention 
Discover infidelity Become aware of and interested in extramarital affairs 
In the blink of an eye An extremely brief moment 
Not know where to look Be bewildered or awkward and not know where to direct one’s gaze 
2 meanings Take the plunge; turn a blind eye Stop thinking about anything else. 
Shared · 2 Be unbearable to watch Be unable to bear looking because the scene is horrific or offensively embarrassing 
Shared · 2 be unbearable to watch To be unable to bear a scene because it is horrific or embarrassingly offensive. 
Shared · 2 fall out of favor To lose trust and become disliked. Browse in Hangul order.
WORDROW Korean Idioms