While not much by today's standards, in the 1980s this was largely unheard of.

In the five boroughs, the message went largely unheard.

These are largely unheard of in China, depending on the recipe and referred name.

Due to the language barrier, the Lollipops are largely unheard of outside the German-speaking world.

So it was a shock for a curious collector when just weeks ago he discovered an entirely forgotten, largely unheard Smith song from 1997.

That's an impressive 17.8 percent profit margin, largely unheard of in e-commerce.

And for eight years, the voices of people crying for help went largely unheard.

Well known where it grows naturally, it is largely unheard of elsewhere.

So it remained largely unheard except by those who sought it out.

Then there's booking live shows, promoting, making connections - ultimately trying to spark people's interest in the amazing music out there which goes largely unheard.