joke is on

joke is on someone

1. Someone is the butt of the joke. The joke is on Bob, so it's good that he is a good sport.

2. The joke has backfired on someone. Ha, ha! The joke's on you after all.

Name	Pronounced	Usage
Philetus	fi-LEE-təs (English), fie-LEE-təs (English)	Biblical, Biblical Latin
Octavia	[ɔk'teiviə]
Yehoyakim	-	Biblical Hebrew
Iva (2)	-	Czech, Slovak, Slovene
AÑUli	-	Western African, Igbo
Jiro	jee-ṙo:	Japanese