Comprehensive resource for understanding and mastering English idioms
Must have
Meaning
The idiom "must have" means that something is so essential or necessary that it cannot be denied or neglected. It suggests that the item or feature in question is a requirement, rather than a luxury or optional addition.
Usage
I must have a cup of coffee every morning to start my day off right.
The new iPhone must have the latest camera features for me to consider upgrading.
Our team must have a clear plan before we can achieve our goals.
The city must have more public transportation options to accommodate its growing population.
I must have a reliable car for my long commute to work.
Roots and History
The idiom "must have" has been used in English since at least the 17th century, according to the Oxford English Dictionary. It is derived from the verb "to must," which means to be obligated or required to do something. Over time, the idiom has become associated with a strong sense of necessity and importance.