dirty old river weed 

River weed refers to cannabis which has been inadvertently brought into a river, lake or any large body of water, making it incredibly soggy. Even after drying the weed out, it still tastes like shit.

The phrase "dirty old river weed" may be a vague throwback at the phrase "dirty old foot hash."

This dirty old river weed tastes like a wet dog.

Yeah, let's just roll up a river blunt!

dirty old river weed by milk salad August 18, 2010

old man river 

An insult for an elderly male.

"Shut up Old Man River, before I come over there and break your hip!"

old man river by KWB March 14, 2005

Old Man River 

Describing somebody as an Ol' Man River may seem lighthearted, but it can be a profound and deeply offensive slur. It denotes a certain air of premature decrepitude, of abandoned dreams and failed goals, of a life without youth, born into middle-agedness, and an adolescence as exciting, fun, and fulfilling as the average octogenarians visit to the doctor's office.

"Dylan is such an Old Man River! Male to male exchange is really his only active hobby."

"Where's Debra Heart?" "Sleeping like Old Man River in there."

"Hey, you know that awkward-euro ginger kid that works at OVT?" "Yeah, that's Old Man River!"

Old Man River by J3Insider November 4, 2011