This words have multiple meanings depending on its origin, but in Colombia, country where Karol G is from, ‘Tusa’ is a slang word used to express the way someone feels after a break up or a love disappointment.
- Dude, I really thought that girl was into me and now it turns out she was just playin’ w/ me.
- sorry bro, let’s go drink something to overcome the TUSA.
Conservative jargon for "a person we disagree with who is succeeding", especially if that person is a public official.
"People with civil zeal: Patriots. Patriots you disagree with: Activists. Activists who are succeeding: Militants." -Mrs. Betty Bowers, America's Best Christian (satirical)
Those militant atheists are trying to ban us from saying Christmas, by saying happy holidays instead!