The phrase "a hefty library" is correct and usable in written English.
It can be used to describe a library that is large in size or contains a significant amount of books and resources.
Example: "After years of collecting, she finally had a hefty library filled with rare and valuable books."
Alternatives: "a substantial library" or "an extensive library."
Building a hefty library of exclusives is even more important to the company following E3, where Oculus was largely overlooked as the highly influential ZeniMax-owned Bethesda announced a number of titles from blockbuster series, including DOOM, Fallout and The Elder Scrolls, that it will be porting to competing virtual reality systems like HTC's Vive and Sony's PlayStation VR.
The subscription offering will run $4.99 per month, with an initial seven-day free trial, and includes no ads, along with a hefty library of anime hits, including day-and-date broadcast releases from ongoing series' including "Scum's Wish" and "Blue Exorcist: Kyoto Saga".
It's a gorgeous place, with wine-red and orange walls, original artworks, a hefty library of art, design and gardening books, four vine-draped pergolas and a boulder-strewn backyard, with its own fire pit and cave.
They are sold at full price, while print editions generally go at a hefty discount to reflect libraries' volume purchasing.
Then one day in the local library, also known as my second home, I discovered a hefty volume called Who's Who.
For example, "Library (Bibliotheque)" the Gerald Murphy painting being sold by SBC Communications at Christie's, was estimated at $3 million to $5 million, a hefty estimate, considering that the painting had been around the market and the condition was far from perfect.
The first two books are "Pauline Kael: A Life in the Dark," a smart and incisive biography by Brian Kellow, and "The Age of Movies," a hefty Library of America anthology devoted to Kael's work and edited by Sanford Schwartz.
A hefty percentage got lost.
Perversely, it does suggest a Hefty bag.
