The word "phallic" refers to something that resembles or represents the male genital organ, the penis. It is often used to describe objects, symbols, or images that symbolize male power or masculinity. Full definition
I suppose it pertains to the presence of phallic forms in nature, but this shape, in several cultures, religions and mythology, often expresses connections to spiritual realms. (fadmagazine.com)
The Men and Machines series, showing working men with various types of mechanical equipment, portrays Cold - War era images of technological advancements and plays on the cliché of machines as phallic symbols of male sexual power. (en.wikipedia.org)
You start at Phra Nang Beach at the opposite end to the Princess Cave (the small cave filled with Phallic symbols, left by couples hoping to get pregnant). (krabi-hotels.com)