American English at State - Take a look at the meaning of this idiom. Do you know someone who will come to help you "at the drop of a hat?" Who is
![hat noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced American Dictionary at OxfordLearnersDictionaries.com hat noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced American Dictionary at OxfordLearnersDictionaries.com](https://www.oxfordlearnersdictionaries.com/media/american_english/fullsize/h/hat/hats_/hats.jpg)
hat noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced American Dictionary at OxfordLearnersDictionaries.com
![What Is Hard Hat | Hard Hat Colour Definition | Different Hard Hat Colour Codes | Types of Safety Helmets | Classification of Hard Hats What Is Hard Hat | Hard Hat Colour Definition | Different Hard Hat Colour Codes | Types of Safety Helmets | Classification of Hard Hats](https://cdn.civiljungle.com/wp-content/uploads/2020/09/Hard-Hat-1-1.png)