penis

The male organ of copulation in higher vertebrates. In mammals, it also serves as the male organ of urinary excretion.

Any of various copulatory organs in males of lower animals.

The male organ of copulation; the intromittent or copulatory organ of the male sex of any animal.

The erectile external sexual organ of males, used in copulation, and in mammals, also for urination.

The male sexual organ for copulation and urination; the tubular portion of the male genitalia (excluding the scrotum).

the male organ of copulation (`member’ is a euphemism)