A fake or phony person who tries to act like he's part of a group by just showing up and hanging around the people in the group all the time.
Jim acts like he's part of the team but no one even knows where he came from; he's just a juxtaposeur.
April 4th (4/4) is International Rock Beat Day. A "rock beat" or "common time" is four beats per measure of music, the standard rhythm of most popular western music.
"We've got to play some Beatles records on April 4th... it's International Rock Beat Day!"
(adj.) cumbersome in the context of working with percussion instruments, particularly full drum kits.
"Setting up for practice today was very drumbersome. I had to carry all my gear up two flights of stairs."
"The stage was tiny tonight. I had my whole set crammed into a corner. It was so awkward and drumbersome."