This is the 4053rd most frequent Japanese word.
パンク
"パンク" (panku) means "puncture" or "flat tire."
In this context, 'パンク' refers to a puncture, typically that of a tire.
タイヤがパンクしてしまいました。
The tire got punctured.
Here, 'パンク' represents a genre of music—punk.
彼はパンク音楽が大好きです。
He loves punk music.
In this sentence, 'パンク' metaphorically means the state of being overwhelmed or overcrowded, deriving from its relation to pressure and bursting.