What is the meaning of Balanus?

The glans

alternative form of balane

an acorn

a fruit or other object similar in form to an acorn:

1. a chestnut
2. the ben-nut (Moringa)
3. a date
4. a suppository
5. a species of shellfish

a chestnut

the ben-nut (Moringa)

a date

a suppository

a species of shellfish

the bell-end; the dickhead

Source: wiktionary.org