This is the 122nd most frequent Dutch word.
zitten
"Zitten" means "to sit" or "to be seated."
Here, 'zitten' combines with an adverbial phrase to denote a habitual position or state.
Zit je vaak achter de computer?
Do you often sit behind the computer?
Here, 'zitten' is used in its primary meaning to express sitting down.
Ik zit op een stoel.
I am sitting on a chair.
In this case, 'zitten' metaphorically indicates the location or source of the problem.