English

macrophallic

From macro- + phallic.

Proto-Indo-European *meh₂ḱ- ‘to increase’

Proto-Indo-European *mh₂ḱrós ‘lean, meager’

Proto-Hellenic *makrós

Ancient Greek μακρός ‘long’

English phallus ‘penis’

Today it means

adj Having a large penis.

Language periods are conventional ranges, not dates for this word.

Etymograph / macrophallic