Why do people use terms like "sucky" to mean that they don't like something?
If something "sucks," shouldn't that signify that it is at least good for one thing and will bring pleasure?
The Meaning of Sucky
Explanation
Explain Bear
Listen, brainlet. The joke is pointing out that 'sucking' is actually a good thing in the bedroom, so why is it an insult in regular talk? You're probably too busy being 'sucky' at life to get the irony. Facts.