'mega discount' is correct and usable in written English.
You can use it when referring to a large discount offered on a product, e.g. "This online store is offering a mega discount of 60% on this item."
Buy now LG 65UG870V Smart 3D Ultra HD 4k 65" Curved LED TV - Currys Grab a mega discount of £700 on this excellent telly, courtesy of Currys and LG.
Further down the block, there was a mega discount store called Bargain Bazaar, which always smelled like mothballs, a Rite Aid, and a casual Cuban joint that sold cheap fried chicken.
It's been offering mega discounts to entice customers.
Meanwhile, mega-discount chain Target warned that same-store sales may have dropped this month.
Mega-discount retailers like Target also gained 0.9%, while Costco rose 1.5%.
A mega-discount might seem like a great deal, but it doesn't necessarily mean you're getting one.
At the end of a long weekend of Black Friday and Cyber Monday mega-discounts from the likes of H&M and Gap, it's hard to imagine a world where we're not just lapping up cheap, disposable fast fashion.
Rowe compared the situation to spring 2005 when predecessor Sir Stuart Rose also sought to wean shoppers off discounts, by cancelling the regular discount "mega days", a tactical change that sent sales down 11.2% but eventually led to a recovery.
Hello to mega-stores with discount price advantages and a new sense of providing for shoppers' full-life experiences.
The AKB48 Theater is inside discount mega-store Don Quijote.
Home to the Potomac Mills discount mega-mall and not far from the Quantico Marine Corps base, Woodbridge is a diverse "census-designated place and magisterial district" whose population is 42percentt white, 28percentt black, and 32percentt Hispanic.
