Wiktionary
vb. (en-past of: concuss)
Usage examples of "concussed".
Hell, she was even thinking in slow motion…a cold wave of nausea and fear swept through her gut as she realized that the blow to her head had affected her more than she had thought, and that she was now lying on the floor of the tunnel, mildly concussed but enough to slow her actions to a possibly fatal degree.
A large lump of damp soil hit the ground where he had lain but a moment before, the damp cast spreading as it splattered into the dry topsoil, making an impression where his head would have been and raising enough dust to suggest that it would at least have concussed him.
He was definitely concussed, but Honey hadn't thought it was severe, or that he was in a coma.
She was also concussed, and though the headache had lessened and she was feeling better now, she wasn't certain how well she could function if the situation called for fast movement.
Only the fact that she was concussed had kept him from taking her, and even then, it had been a near thing.
If a man got soaked at the edge of winter, a man already possibly concussed, to judge by the hellish headache he carried behind his eyes, then that man if he wasn’t a total fool didn’t travel out of shelter till fire or sun had dried his clothes.
For a moment nothing happened, and then with a thump that concussed the air against their eardrums, the gasoline ignited.
I know all about it — I made inquiries: two weeks in bed after discharge, so that the cut can heal up properly and your concussed brain can settle back into place, and you haven't even been lying down for ten days yet.