elephant trunk
noun1
Astronomy, Natural sciences An extended pillar-like mass of interstellar gas and dust found near a massive star.
- However, the behaviour of the molecular emission in elephant trunks and cometary globules clearly indicated the presence of neighbouring massive stars […]2012, Charles J. Lada, N.D. Kylafis, The Physics of Star Formation and Early Stellar Evolution, page 314:
2
Slang An uncircumcised penis.
- Just take the weird look of an uncircumcised penis! ('Anteater' or 'Elephant-Trunk')1999, Brian J. Morris, In Favour of Circumcision (page 76)
- Additionally, jokes geared toward the uncircumcised penis — that is, calling the foreskin an elephant trunk — with no comparable disparaging language ever applied to the circumcised penis points to the idea that an uncircumcised penis is still a deviant genital form.2010, Shirley R. Steinberg, Michael Kehler, Lindsay Cornish, Boy Culture: An Encyclopedia (page 129)
3
Used other than figuratively or idiomatically: see elephant, trunk.