1. to take hold of suddenly and forcibly
2. to take possession of by force or legal authority
3. to take advantage of eagerly

Examples

• She seized the rope and pulled herself up.
• Police seized the stolen goods from the warehouse.
• He seized the opportunity to ask for a promotion.
• Fear seized her as she heard footsteps behind her.
• The rebels seized control of the capital city.
• Don’t let this chance seize you – seize it instead!
• The engine seized up due to lack of oil.