English rendering Come and go constantly Literal translation: “Come and go until the threshold wears away”
Come and go very frequently.
Dictionary example 1
무슨 일이기에 그토록 문지방이 닳도록 드나드니?
Read the meanings, trace, then cover above the masking line and write. Uncover, choose a meaning, and make your own sentence.
Writing text문지방이 닳도록 드나들다
Explore the body parts or scenes linked to this idiom.
These idioms share an illustration on this site. Sharing an illustration does not mean they have the same meaning.
A silent film that writes the headword and its meaning.
come and go freely To enter and leave a place very easily and frequently. 
Make more accessible Make something easy and comfortable to approach 
Emerge from a condition Escape an environment or state. 
raise the barrier to entry To make access difficult. 
Be difficult to approach Be difficult to enter or deal with 
bar one’s heart To keep one’s thoughts firmly concealed rather than reveal them to others. 
open the three gates To open the three gates of a palace or government office. 
Open the central gate for a distinguished guest Formerly, at a government office with three gates, specially open the central gate to welcome an important guest other than the office's high official. 
A prison without bars Figuratively, a place where control and surveillance leave one unable to move freely, much like a prison. 
Open the main gate Open the main gate when a person of high rank enters or leaves. Browse in Hangul order.
WORDROW Korean Idioms 