walker

Everyday

1. A walker is a person who walks, often for fun or sport. tree →
2. A walker is also a frame that helps a person who cannot walk well, or a baby, to walk. tree →
3. A dog walker is a person paid to take dogs for walks. tree →

In the lessons

people counted; speed of a walker; in everyday life: dog walkers in the park, a sponsored walk; in safety: walkers on country roads face the traffic and wear bright clothes; in health: a walker frame helps older people; phrases: «a fast walker», «dog walker»

Examples

• A walker goes 4 km an hour. tree →
• 30 walkers took part. tree →
• The faster walker arrives first. tree →
• How far apart are the two walkers? tree →
• Walkers should wear bright clothes at night. tree →
• The dog walker takes five dogs to the park. tree →
• Grandpa uses a walker since his operation. tree →
• A group of walkers climbed the hill. tree →
• "Yes, Fred," said she, and soon made herself ready; but, her husband being a good walker, she lagged behind. tree →

Note

Speed × time; walkers going apart: distances add. Walkers going toward each other: speeds add to find when they meet. -er makes a person: walk → walker.