English rendering Stay keenly alert Literal translation: “Raise one’s antennae”
Concentrate, keep one’s nerves sharply alert, and prepare to respond immediately
Dictionary example 1
그는 촉각을 곤두세우고 상대편의 행동을 살폈다.
Read the meanings, trace, then cover above the masking line and write. Uncover, choose a meaning, and make your own sentence.
Writing text촉각을 곤두세우다
Explore the body parts or scenes linked to this idiom.
A silent film that writes the headword and its meaning.
Extend one’s influence Gradually exert influence on a target with a particular purpose 
4 meanings Stride vigorously; swagger; proliferate; flap wings Walk swinging both arms strongly in alternating directions. 
know jack shit Coarsely, to know nothing. 
Be a nobody Vulgarly, have no ability worth boasting of 
Have fuck-all Vulgarly, possess no money, honor, ability, or the like whatsoever. 
preen one’s feathers For a bird to smooth its wing feathers with its beak. 
2 meanings Keep wrongdoing up; leave doors open Continue wrongdoing for a long time. 
Have one’s identity revealed For one’s identity to become known or disclosed 
Have one's trail discovered Have one's movements revealed. 
Shared · 3 run like mad A figurative expression describing fleeing extremely quickly. Browse in Hangul order.
WORDROW Korean Idioms