The word Columbusing is a Neologism.
It describes people who discover things.
But the discovery is not true.
It s just a claim.
Words with same meanings
When white people think they discovered something (But they didn't)
White people claim to discover things
The word comes from the name: Christopher Columbus.
Because Christopher Columbus said: that he has discovered the land of America.
Although its not a true fact.
Because it was discovered by other people before.