꼬박 + time span (꼬박 하루, 꼬박 3년) · 밤을 꼬박 새우다
a whole, a full (period), straight
Example
시험 공부 때문에 밤을 꼬박 새웠어요.
I stayed up the whole night studying for the exam.
Word parts
Base of 꼬박꼬박 'regularly, without missing once'.
Good to know
Key collocation: 밤을 꼬박 새우다 'to stay up all night'.