My improvement relates to artificial eggs composed of a substance which is offensive to insects, the object being to render the same effective, not only as a nest-egg, but also as a destroyer of vermin.

Over time, they accumulated a tidy nest egg and retired comfortably.

This is just like "Easy Rider." Except, now it's our turn. I mean, we can drop out and we can still have our nest egg!

Last year, Elliot Liebman, a 30-year-old musician in Austin, Texas, began investing part of every paycheck in some of those currencies, hoping to build a nest egg. Of his $10,000 investment, about $3,000 remains.

Nest egg

Meaning

Noun