The phrase "a maw of" is correct and usable in written English.
It is typically used to describe a large, gaping opening or mouth, often in a metaphorical sense to convey something ominous or consuming.
Example: "The storm created a maw of darkness that swallowed the coastline."
Alternatives: "a chasm of" or "a void of".
If this is the only universe and it is open, it will expand forever into a maw of hideous and frigid darkness, hopelessness and oblivion.
But while the disciplined Barry became self-reliant, with little patience for neediness or insincerity, the undisciplined Bill became self-indulgent, a maw of need and maestro of faux sincerity.
The band's engine room is the threesome of Mr. Moran, Mr. Waits and Mr. Mateen, who regularly pulled away into their own intensive games, setting up opposing rhythmic ideas, with one leaving a maw of open space for the others to occupy.
Right now, that depends on whether a maw of helium-cooled superconducting magnets can become Auriel Peterson's personal church.
The unknowable terror of a teenage boy being marched up a mountain of corpses into a maw of machine guns?
Between these close and distant vignettes is the main square in the heart of the ancient but newly rebuilt city--a vast maw of middle ground that is startling in its emptiness.
Lemma 2: If the reverse compliment is considered for finding MAWs, then the reverse complement of a MAW is also a MAW.
Perry's film is a portrait, as unsparing in its comedy as in its drama, of a callow young artist as a bottomless maw of demands and yearnings with a lot to learn.
Ox Guests at Ox are greeted by a great maw of flame, a green-tiled hearth with fantastic grills that can crank toward or away from the embers.
Eocarcharia dinops the "fierce-eyed dawn shark"—lived up to its name: standing 25 feet tall, it boasted a maw full of bladelike teeth and a swollen bony brow that wasn't just for looks: Sereno and Brusatte theorize that the creature used its head as a battering ram in fights over mates.
"That fuckin' rocks!" Cameron called out in response to an image of a snarling maw of thin blue-veined tissue, the mouth of the pterodactyl-like banshee that Jake's avatar domesticates for his ride.
