born on the Fourth of July

Adjective

US idiomatic not-comparable

(idiomatic, US) Demonstratively patriotic about the United States.

Japanese Meaning

極めて愛国心が強く、示威的にアメリカを称賛する様子を示す / アメリカに対して非常に強い誇りと愛国心を持ち、あからさまにそれを表現する

The born on the Fourth of July mayor waved the flag from his porch during every national holiday.

あからさまに愛国的な市長は、すべての祝日に自宅のポーチから国旗を振った。

Sense（1）

(idiomatic, US) Demonstratively patriotic about the United States.

I was born on the Fourth of July / No one more loyal than I.