acock

Acock's Green, a few years back only a little village, is fast becoming a thriving suburban town.

Maurice is the first to finish, standing a moment to light his pipe, his hat acock; then he is gone.

Johnny obediently waited; but he wanted to see, so he sat up on his hind legs with eyes agog and ears acock.

"Prelude in G flat," breathed Major N—— tensely, as he waited with eye alight and ear acock for the next notes.