wave
Move hand to greet or signal
To move your hand from side to side to say hello, goodbye, or get someone's attention.
to wave [hand/arm] at [someone]
- She waved at her friend across the street.
- He waved goodbye as the bus drove away.
- The lifeguard waved frantically to warn swimmers.
- I wave to my teacher every morning.
- She waves goodbye to her parents.
- They wave when they see me.
Moving ridge of water
A raised line of water that moves across the sea or a lake.
- Huge waves crashed against the rocks.
- Surfers waited for the perfect wave.
- The boat rose and fell with the waves.
- The waves are big today.
- A big wave hit the boat.
- We can hear the waves from our room.
Sudden widespread increase
A sudden and large number of things happening at the same time.
- A new wave of protests swept through the city.
- There was a wave of excitement when the team scored.
- The country faced a wave of new infections.
- There is a wave of new cases.
- We saw a wave of happy faces.
- The city had a wave of crime last year.
Move object in air repeatedly
To move something from side to side in the air so people can see it.
to wave [something] in/through [air]
- The crowd waved flags during the parade.
- She waved her scarf to catch his attention.
- He waved a flashlight to signal for help.
- They wave flags at the game.
- She waves her hat in the air.
- He waves a light to call for help.
Oscillation transferring energy
In science, a repeating movement that moves energy from one place to another without moving matter permanently.
- Light travels in waves through space.
- Sound waves move through air and other materials.
- Radio waves can pass through walls.
- Light waves come from the sun.
- Sound waves travel in air.
- We use radio waves for music.
- Base: wave
- Plural: waves
- Base: wave
- 3rd Person Singular: waves
- Present Participle: waving
- Past: waved
the new wave of [something]
1Recent group or style movement
A new group of people or things that are different from those before them in some area like art, politics, etc.
- The new wave of artists is changing the music scene.
- We are seeing a new wave of technology startups.
wave goodbye to [something]
1Accept loss of something
To realize you will not have something anymore and accept it.
- After the injury, he had to wave goodbye to his football career.
- If we don't act now, we can wave goodbye to our savings.
make waves
1Cause trouble or change norms
To cause change or trouble by doing something different or unexpected.
- She didn’t want to make waves at her new job, so she kept quiet.
- The report is making waves in political circles.
make waves
2to cause trouble or change things too much
To cause problems by attracting attention or trying to change things too much.
- Try not to make waves during the meeting.
- She made waves by questioning the manager's decision.