To have some very burdensome nuisance you have to put up with--in a sense wider than just a drug or other addiction.
"That huge credit card payment is a real monkey on his back." "Trying to sell that white elephant must be a monkey on your back."
To have an addicction, especially a drug addiction.
Man, he's got a monkey on him back! He's so wasted!
To have a deep, uncontrollable desire to something such as Gamble, Smoke, or Drink.
Man he has that Drinking monkey on his back, it is 9:30 in the morrning and he's already drunk.
Addiction, mostly heroin/morphine addiction.
Hey dad, you been smacking da H again, quit it bitch, you have a monkey on your back
But the morphine eased the pain,
And the grass grew round his brain,
And gave him all the confidence he lacked,
With a Purple Heart and a monkey on his back.
There's a hole in daddy's arm where all the money goes,
-John Prine - 'Sam Stone' a song about a vietnam vet returning to the US with a monkey on his back.
dealing with a drug problem
"i'm trying to kick this drug habit but there's a monkey on my back"
Severe relentless back pain one gets during opiate withdrawal.
hardest part of detox will be the monkey on your back
to have an addiction to drugs or alcohol
Man, he really has a monkey on his back. He needs help.