A shocking video has emerged showing a defenceless homeless man being robbed of his jacket in the street.

The heartless thug intimidates the frail man before demanding he hands over his coat, ignoring pleas that he needs it 'to keep warm' while he sleeps on the street.

The video is understood to have been proudly filmed by the attacker himself in the Brisbane area, before he gloated about it on social media.

The thug points aggressively at the homeless man before demanding he hand over his jacket

The unnamed attacker even grabs the man to drag him back, before stealing his jacket and gloating about it online

In the heartwrenching clip, the unnamed homeless man is seen walking down the street and pleasantly saying 'you alright, bro?'

'Don't touch me, I'll punch you,' his abuser replies.

The man then tries to walk off peacefully, before the unknown thug grabs him by his lapel and drags him back.

The homeless man, frightened and confused, calmly agrees to hand over his coat, despite saying he needs it to keep warm on the streets

Defenceless from his cruel abuser, the man hands over his jacket and walks away to safety

He then asked him where he lived, to which the man replied 'on the street.'

The thug then said: 'Where's your home? I like that jacket. I can have it? Yeah, sweet. Take that jacket off.'

The homeless man then says he needs it to keep warm.

'You want to get warm? Well guess what, I want that jacket,' the cruel thug said, having taking the man's jacket off his back.

He then shows off the stolen jacket, gloating proudly to his social media followers.