seoi2 sit3 bat1 tung1水洩不通水泄不通

Jyutpingseoi2 sit3 bat1 tung1
Yaleséui sit bāt tūng
Uncommon

Definition

So crowded or tightly packed that not even a drop of water can trickle through.

Grammar color guide

Noun
Verb
Adjective
Adverb
Pronoun
Classifier
Particle
Connector