To expand or extend to an excessive degree, especially to do so beyond a safe limit.
To push a pawn too far, so that it becomes vulnerable to the opponent's attacks.
To apply (a term) to too many referents, by overextension.
To overcome or overpower.
To throw oneself down in submission.
To lie flat or face-down.
To cause to lie down, to flatten.
Lying flat, face-down.
Physically incapacitated from environmental exposure or debilitating disease.
Trailing on the ground; procumbent.
Emotionally devastated.