beefy

The barman was a big, beefy guy with his sleeves rolled up and tattoos on his arms.

Grumping indignantly, he said, "By ginger, a nice blanky thing to lose a good job and risk being dam' near killed by Peabody for a beefy married woman. I tell you she weighs over fifteen stone, absolutely."

The software slows down even a beefy computer.