What is "conga lines"

Usage examples of "conga lines".

On Saturday nights there were enchilada festivals on the top floor and conga lines dancing through the halls, but most of the week the doors were shut and people turned in early because they all worked, downtown in the dress lofts or the dime stores or in what was left of the defense industry in the valley or in Olvera Street selling junk jewelry.

With hands about each others waists, the most unmusical of all conga lines moved along a few short feet beneath the streets of Brentford.

The mounted police, the circling helicopter, the growl and thrust of the crowd along from the stand entrance, moving in unsteady fat conga lines to the body-narrow turnstiles were all outside his experience.

It is the party animal of the atomic world, latching on to many other atoms (including itself) and holding tight, forming molecular conga lines of hearty robustness—.