Definition of "wow" in English

interjection

1. An indication of excitement, surprise, astonishment, or pleasure.

   • Wow, I sure was surprised!

2. An expression of amazement, awe, or admiration.

   • Wow! How do they do that?

3. Used sarcastically to express disapproval of something.

   • Wow… good job using all of our supplies on the first day.

verb

1. (transitive, informal) To amaze or awe.

   • He really wowed the audience.

noun

1. (informal) Anything exceptionally surprising, unbelievable, outstanding, etc.

2. (informal) An utterance of "wow".

noun

1. (audio) A relatively slow form of flutter (pitch variation) which can affect both gramophone records and tape recorders.