(just) for the hell of it

informal

if you do something for the hell of it, you do it only because you want to, or because you think it is funny.

I decided to dye my hair bright green, just for the hell of it.

• road-to-Damascus
• road to Damascus
• road to hell is paved with good intentions.
• rob Peter to pay Paul
• rob the cradle
• rock-bottom
• rock bottom
• rock something to its foundations
• rock the boat
• rock to its foundations
• roll around
• roll back
• roll back something
• roll back the clock
• rolled into one
• roller-coaster
• roller coaster
• roll in
• rolling in
• rolling in something
• rolling in the aisles
• roll in the hay
• roll off the tongue
• roll out
• roll out something