mug's game

A task or activity that is foolish, dangerous, or will not result in a positive outcome. Primarily heard in UK. Allowing your children to play with fireworks is a mug's game. They are bound to get injured.

Common Names:

Name	Pronounced	Usage
Amulius	-	Roman Mythology
Carlisle	[ka:'lail]
Amon-Ra	-	Egyptian Mythology (Anglicized)
Holbrook	['həu.bruk]
Zosimos	-	Ancient Greek
Jabr	-	Arabic