1. To sink a ship intentionally: This is the most common meaning. It usually refers to a deliberate act of sinking a ship by making holes in its hull, often to prevent it from falling into enemy hands.
Example: "The pirates scuttled the ship after stealing its treasure."
2. To run or move hurriedly: This definition is less common, but it can refer to moving quickly and secretly, usually to escape danger.
Example: "The children scuttled away from the loud dog."
3. To hinder or thwart: This definition refers to damaging or destroying something, often by making it unusable or ineffective.
Example: "The government scuttled the peace negotiations."
4. To abandon or neglect: This definition refers to leaving something behind or ceasing to care for it.
Example: "He scuttled his plans after the setback."
The context of the sentence will usually make it clear which definition is intended.