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Related to seize up: On a par, hold off, come in handy
seize something up
to grab or take something. The crow seized the freshly hatched chick up and flew away. The huge bird seized up the tiny chick.
to freeze or halt; to grind suddenly to a stop. The engine seized up, and the car coasted to a stop. My knee seized up in the middle of a football game.
Come to a halt, as in The peace talks seized up and were not rescheduled. Originally, from about 1870 on, this term was applied to a machine of some kind that jammed or locked, owing to excessive heat or friction. Its figurative use dates from about 1950.
To fuse or stick together with another part and become unable to move normally, especially as a result of high pressure or temperature: The car's engine seized up due to a loss of oil.