The phrase
"large hump" is used to describe something that is very big or significant. It can be both literal, like a big bump on a camel's back, or figurative, referring to a major obstacle or challenge.
Full definition
The large hump in the middle began on November 8th when the Segwit2x hard fork was canceled.
But the film couldn't get over
a larger hump — it failed to land a best picture nomination and didn't score a director nod for Haynes.
The Napoleonfish (ナポレオンフィッシュ, Naporeon Fisshu) is a big, blue, rare fish with
a large humped head.
Backseat room is very good, but you sit a bit upright and there's
a large hump for the middle passenger to straddle.
A large hump containing electronics for the onboard charger spans the space immediately behind the seats, though.
However,
the large hump and narrow middle portion would make a third passenger feel uncomfortable on long journeys, so the F - Pace works best as a 4 - seater.
Of course they have
a large hump to overcome with limitations of the PSP hardware.
The cameras are getting a huge bump (and I don't just mean
the large hump on them).