1. A toy consisting of two balls connected by a string or cord that click together when swung in a rhythmic motion.
Usage: Usually plural; popular in the 1970s; Also called 'click-clacks'
2. Things or people that make a sharp clicking or clacking sound.
Usage: Informal; general use

Examples

• The children played with clackers on the playground, making them click together in a steady rhythm.
• She swung the clackers faster and faster until they made a rapid clacking sound.
• Clackers were a popular toy in the 1970s but were eventually banned in some places due to safety concerns.
• The old typewriter's clackers echoed through the quiet office.
• He used the wooden clackers to keep time with the music.