“Increased engine performance can be derived by arching the plate within the exhaust chamber to approximate a megaphonic area reduction within the exhaust chamber.”
“Confused, delirious with excitement and provincial longings, they tried to make ocular responses to the megaphonic ritual.”
“If Ms Wood can show she can be a bit more pragmatic and a bit less megaphonic, she'll be closer to parking her tanks on Labour's lawns.”
megaphoned
simple past tense and past participle of megaphone