hung (adj.) Look up hung at Dictionary.com
"attached so as to hang down, suspended in air," past participle adjective from hang (v.). Meaning "furnished with hangings" is from 1640s; meaning "having (impressive) male genitals" is from 1640s, originally often of animals; of a jury, "unable to agree," 1838, American English. Hung-over (also hungover) in the drinking sense is from 1950 (see hangover). Hung-up is from 1878 as "delayed;" by 1961 as "obsessed."