Green’s Dictionary of Slang

(UK black/teen) a young Arabic or Islamic male.

2007		Urban Dict. 8 Mar. 🌐 akhi Brother....from Arabic origins...popularized in the United States by the Muslim community of Philadelphia, PA.
2019		Morrisson ‘Shots Remix’ [Lyrics] Trigger finger slappy, no yard shop when we're looking for pattys, akhi.
2020		G. Krauze What They Was 252: Couple seats down there’s there black akhis — on this Muslim gang ting.
2022		Central Cee ‘LA Leakers Freestyle’ 🎵 I'm givin’ them U.K. slang / My brudda, my fam’, my akh.