This is the flag of the Pitcairn islands, with the British flag
🇬🇧 on the left and the emblem of the Pitcairn islands on the right. The shield represents the island of the sea, the Bible refers to the religious community, and the plow at the top represents the agriculture on the island. This Emoji generally means Pitcairn islands or within Pitcairn islands.
🇵🇳 is the Emoji of a country/region‘s flag, and its meaning is flag: Pitcairn Islands. The Emoji 🇵🇳 is composed of two regional indicator letters, namely 🇵 and 🇳. The country/region's 2-letter code for Pitcairn Islands is PN, so the letters corresponding to the two region indicator letters are P and N. 🇵🇳 is displayed as a whole flag on most platforms and as a two-letter symbol on a few platforms.