The difference between Dick around and Mess around

When used as verbs, dick around means to waste time on an unproductive activity, whereas mess around means to fiddle idly.

check bellow for the other definitions of Dick around and Mess around

Dick around as a verb (vulgar, informal, North American):

To waste time on an unproductive activity.

Examples:

"Will you guys quit dicking around and get to work?"

Mess around as a verb (informal):

To fiddle idly.

Examples:

"The kids sat there messing around with leaves and blades of grass because they were bored."

"These guys don't mess around! They finished the whole job in ten minutes."
Mess around as a verb (informal):

To joke, kid, or play.

Examples:

"Hey, don't take it personally. I was only messing around."

"Don't mess around with electricity if you don't understand it."
Mess around as a verb (informal):

To have a sexual relationship, especially one which is non-commital.

Examples:

"Rumor has it that he's messing around with his secretary."