the thing the universe has either too much, or too little of. it depends on how you look at it, as a good thing or a bad thing.
"I'm bored out of my boredom."
The act of being so uninterested in anything that you shove your dick inside a meat grinder.
"I'm so fucking bored the boredom is killing me"
A symptom of a contagious disease that will over take the mind when under control by a unentertaining action
the teachers have created cringe to the students after seeing them dance to 24K Magic by Bruno Mars, this caused boredom to overtake their minds
the feeling after you've typed qwertyuiopasdfghjklzxcvbnm, mnbvcxzlkjhgfdsapoiuytrewq, qazwsxedcrfvtgbyhnujmikolp, plokmijnuhbygvtfcrdxeszwaq, abcdefghijklmnopqrstuvwxyz, abcdefghijklmnopqrstuvwxyzzyxwvutsrqponmlkjihgfedcba, qazplwsxokmedcijnrfvuhbtgy, qazzaqwsxxswedccderfvvfrtgbbgtyhnnhyujmmjuikkiollopp, qwertyuioppoiuytrewqasdfghjkllkjhgfdsazxcvbnmmnbvcxz, and mnbvcxzzxcvbnmlkjhgfdsaasdfghjklpoiytreqqwertyuiop into the google search bar.
you're probably insane but congratulations on not killing yourself at this point!
I'm dying of boredom
If you're on urban dictionary and reading this, you already know the definition.
Boredom is when you're bored with nothing to do so you type "urban dictionary" on Google or whatever browser you use and you search up random shit like emojis, words you already know, "sdrawkcab", or, of course, " boredom", also known as the condition you are currently suffering from.