(WAFF) - You can have an indubitably fun time with this #WAFFword. Heck, just trying to say the word without stumbling is a feat in and of itself!
It's another way to say something is absolutely certain, without doubt, or unquestionable.
If you are not indubitably sure of something you've been told, if there is some flicker of doubt, then you might say your information is "dubious."
We mentioned you could have lots of fun just pronouncing this word. Here's a cereal commercial from the 1980s which proves our point!