it means literally anything and could also be spelt "whoops"
fyb j mane changed this whole word definition, it hit different
it hit different when i put the woops on urban dictionary, do yohomework on the woops on urban dictionary, it do hit different, i'll bug tf up if u dont
"Woops boom" is a declaration of pity to be used after something, like a pen or a child, takes a large fall. Often employed by mothers and babysitters. It is similar to oopsie.
Max fell off the slide.
Mom: Woops boom! Come here Maxie, I will give you a popsicle to make it better.
Gabi: Ah! I dropped my calculator and the batteries fell out!
Megan: Woops boom!