Where does “sapadrão” come from?

sapadrão (Portuguese) comes from Portuguese padrão, from Portuguese pedrão, from Portuguese pedra, from Old Portuguese pedra, from Latin petra, from Ancient Greek πέτρα — rock formation: cliff, ledge, cave, ridge; stone.

sapadrão (Portuguese): a lesbian that expresses oneself in a manner perceived as conventional or heterossexual (either masculine or feminine)

Definitions

a lesbian that expresses oneself in a manner perceived as conventional or heterossexual (either masculine or feminine)

Ancestry of “sapadrão”, step by step

sapadrão traces back through two separate lines of ancestry.

via Portuguese padrão

Step	Language	Word	Meaning
1	Portuguese	padrão	standard; standard, model; pattern
2	Portuguese	pedrão	—
3	Portuguese	pedra	stone; stone, rock; hailstone
4	Old Portuguese	pedra	rock, stone
5	Latin	petra	stone, rock
6	Ancient Greek	πέτρα	rock formation: cliff, ledge, cave, ridge; stone

via Portuguese sapatão

Step	Language	Word	Meaning
1	Portuguese	sapatão	big shoe; lesbian woman; dyke
2	Portuguese	sapato	shoe
3	Old Portuguese	çapato	shoe
4	Old Spanish	çapato	shoe

Every word from Ancient Greek πέτρα →Every word from Latin petra →Every word from Old Portuguese pedra →