to take hold of (a person, thing) suddenly and with force; to take possession of (property etc)
grab, take
Cases of word usage
1) to seize (provisions etc) for military use under martial law (commandeer)
2) a firm hold or grip; to seize (a person, thing) firmly with the hand(s) or arm(s); to understand (grasp)
3) to seize (a person) by the throat and stop her or his breathing; a valve controlling the flow of steam, gas etc in an engine (throttle)