A situation, state of mind, or adjective used to describe someone or something that is slacking,
lazy, sluggish, or sloth. Slacktacular is used mostly in
school or during
senioritis.
"Dude I can't keep up with the
reading for
Jane's class, I'm done, I'm not doing another homework assignment for the rest of the term."
"Thats slacktacular!"
or
"I have such
senioritis, I have a feeling things are gunna start to get slacktacular."