Those who are devoted to the style of music known as progressive. These people are so devoted to this style of music they sometimes emblazon their clothing with the emblems of their favorite bands. (Pink Floyd, Dream Theater, Yes, etc)
George is such a prog-head he sewed the Dark Side of the Moon Prism on his converse! and Matt drew the dream theater emblem on his pants!
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).
Precedes or follows either a gratuitously disrespectful or honest remark, originated in New York City. Used in similar fashion to "no offense" or "to be honest," interchangeably.
Ya mans is wild buns, respectfully. Respectfully he's washed.
After school, The Modells on Jamaica Ave was active. Respectfully.