low-down

nouns

slang terms for inside information
"is that the straight dope?"

adjectives

of the most contemptible kind
"abject cowardice"; "a low stunt to pull"; "a low-down sneak"; "his miserable treatment of his family"; "You miserable skunk!"; "a scummy rabble"; "a scurvy trick"
(of jazz) having the soulful feeling of early blues