To cause one's life to be more difficult in any way. Similar to the phrase, "Breaking my Balls". Derived from a quote during Christian Bale's infamous rant.
Seller: *Makes thread about his new product on a forum site*
Sales Trashing guy: Wow, what a terrible product. It's has such and such issue. It also looks like garbage. Don't buy it!
a facebook friend who delights in pointing out every conceivable spelling, grammatical error or punctuation they can find on your profile or their newsfeed.
the section of your brain you dump unwanted files of mainly your friends and family because your brain storage is full and can't afford a subscription for more brain storage!
friend: remember me brother? tis I peter!
you: I don't remember, I must've put your file in the trash bin, I ran out of brain storage.