ithyphallic
adjective
ithy·phal·lic ˌi-thi-ˈfa-lik 
1
: of or relating to the phallus carried in procession in ancient festivals of Bacchus
2
a
: having an erect penis —usually used of figures in an art representation
b
: obscene, lewd
Word History
Etymology
Late Latin ithyphallicus, from Greek ithyphallikos, from ithyphallos erect phallus, from ithys straight + phallos phallus
First Known Use
1818, in the meaning defined at sense 1