What is the meaning of Platt?

Obsolete spelling of plat or plot (scheme, plan, design, map).

Obsolete spelling of plat (material made by interweaving, especially material made by interweaving straw, used to make hats).

flat

completely destroyed, razed to the ground

bromidic, banal

very tired, exhausted

astonished, dumbstruck

flat

flattened

flat

plate, dish

flat

entirely, absolutely, at all

a flat piece of ground

Source: wiktionary.org