Rank: an elaborate system used to determine an individual's standing within a closed group of other individuals. Best example is in a military setting, but also found in gangs and religious gatherings.
"One time at band camp, I tripped over my shoes and knocked down the entire Flag Corp's first rank!"
something horrible, discusting, sick.
Guy1: I smell my socks.
Guy2: Arhh mate thats rank.
Something/someone poor, gross, ugly, "ew".
The blanket on Roseanne's couch is rank.
something which is 'rank' is disgusting - for example it may be used with reference to food or smells or mental images.
'aw, man, that's rank'
something that smells horribly bad, or disgusting
farts are rank
Maxime's underwear is fucking rank
A complimentary opinion, as in, "it ranks highly", though the adverb (such as "highly") is deliberately left out. Used mostly when lauding a visual or musical work of art.
"The Beatles' 'Rubber Soul' ranks."
"'Star Wars' ranks."
"His guitar-playing ranks."
to make fun of; to diss someone for no particular reason
oh, you got ranked on.