Definition

Noun: 1. A device that closes, secures, or attaches things together: A fastener is a mechanical item (like a button, zipper, or bolt) used to join or fix two or more objects or parts securely. 2. A person who fastens or makes something secure: (Less common) A fastener can refer to an individual whose role is to attach or secure items.

Usage Examples

• Noun (Device):
  • The most common fastener on jeans is a zipper and a button.
  • Check that all the fasteners on your backpack are closed before you travel.
  • The mechanic replaced the rusty fastener with a new bolt and nut.
• Noun (Person):
  • In the factory, her job as a fastener was to secure the panels to the frame.

Advanced Usage

• "Quick-release fastener": A type of fastener designed for easy and rapid attachment and detachment without tools.
  • The child's car seat uses a quick-release fastener for safety and convenience.

Variants and Related Words

• Fasten (verb): To close, attach, or secure something.
  • Please fasten your seatbelt.
• Fastening (noun): Often used synonymously with 'fastener' as a device, or to describe the act of securing.
  • The fastening on this bracelet is broken.

Synonyms

• Clasp: A fastening device, often for jewelry or bags.
• Latch: A fastener for a door or gate, typically involving a bar and catch.
• Buckle: A fastener consisting of a frame and a movable prong, used for belts or straps.

Related Phrases

• Hook-and-loop fastener: The generic term for a fastener system consisting of two fabric strips, one with tiny hooks and the other with loops (e.g., Velcro®).
  • Children's shoes often use a hook-and-loop fastener instead of laces.

Noun

1. restraint that attaches to something or holds something in place
2. a person who fastens or makes fast
   • he found the door fastened and wondered who the fastener was