wave at (someone or something)

wave at (someone or something)

1. To wave one's hand from side to side in the direction of or while looking at someone or something. A: "Who's that guy waving at you?" B: "I don't know. I've never seen him before." I waved at the bus, but it didn't stop for me.
2. To move or swing something up and down, back and forth in the direction of someone or something. In this usage, a noun or pronoun is used between "wave" and "at." Please don't wave that stick at other people like that—you might hurt someone! We waved our flags and banners at the helicopters passing overhead.
See also: wave
Farlex Dictionary of Idioms.

wave at someone

 and wave to someone
to move an upraised hand in such a way as to signal recognition to someone. The people in the boat waved at us. They waved to us after we waved at them.
See also: wave
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • wave at
  • wave to (someone or something)
  • come down on the side of (someone or something)
  • come down/out on the side of somebody/something
  • come out on the side of (someone or something)
  • weave
  • bob and weave
  • take (one's) side
  • peer
  • peer about