Tip one’s hat and tip one’s cap

Tip one’s hat and tip one’s cap are two versions of an idiom that has been in use for hundreds of years. An idiom is a commonly used word, group of words, or phrase that has a figurative meaning that is not easily deduced from its literal definition. Often using descriptive imagery or metaphors, common idioms […]
from Grammarist
https://grammarist.com/idiom/tip-ones-hat-and-tip-ones-cap/