A literary technique where a one word rhyme style flow, begins with a metaphor and then ended by a one-word simile related to the metaphor; they are often used as punchlines. Big Sean is cited as creating it.
“Swimming in money try to find me - Nemo,” Drake
"Here's another hit - Barry Bonds" Kanye
“Used to be bottom - scuba/So I’m on the grind - skateboard or scooter/‘Til I am the king of my castle - Koopa.” Big Sean
"Just let them bums blow steam - radiator" Nicki Minaj
“With the super duper flow... Drake really made it more popular, but Drake gave me the credit and was like I really got that from Big Sean.” - Big Sean