It seems that suddenly in the past few years everyone under a certain age is using the phrase "based off". I can only guess that some character on a popular TV show used this phrase a lot. There is actually NO such word-phrase in the English language. "Based off" is, in fact, meaningless. Something can NOT be "based" and "off" at the same time.
I believe the meaning you kids are attempting to get across is actually the meaning conveyed by the accepted English word-phrase, "based on", meaning "started from or founded on."
This song is based off one of the levels of hell according to Dante Alighieri's The Inferno. I want to say this is based off of the level where the lustful go.
ブラックホール (burakkuhooru) is phonetically based off of the English term and has the same meaning.
It has no real meaning but developed from small forums, It is based off a typo of 'what'.
It was based off of the legend of zelda.
It is based off of Halloween.
The Earthbound Immortal series' names were based off of Native American culture, the Incans in particular. For example, Earthbound Immortal Ccapac Apu's name was based off of the words "Capac" and "Apu" meaning "ruler" and "mountain deity" respectively. Each Earthbound Immortal is also based on a design made by ancient Native Americans and their anime Nazca Lines are suprisingly very consistent with the real-world Nazca Lines. The "Related Link" below is to the Yu-Gi-Oh! Wikia showing the anime Nazca Lines and comparing them to the real Nazca Lines.
The LITERAL meaning is that you are on a handle and you fly off it.
meaning of food base
[The phrase based off is an improper form derived from the phrase "based on."]
The new Army was based off of France, then later became to be based off Germany. Also their Navy was based off England.
Objective meaning refers to a meaning that is based on facts, evidence, and reality, while subjective meaning is based on personal opinions, feelings, and interpretations.
The car was based off of the carriage hence the name.