Both Uses of

promenade
in
The Adventures of Augie March

Young people promenaded, but in rapid time, so you felt flirtation and desperate flying, both.†
Chpt 16 *

The air was sharp, the stars pricking, the roosters sounding off, and the never-sleeping element of Mexican towns came to see us take out the eagle, with the same solemnness about it as at the Sunday promenade of a holy image, and, as everywhere, said to one another, astonished, "Es un aguila!"†
Chpt 15

Definitions:

(1) (promenade)
a public pathway for leisurely walking -- especially one near the ocean

or:

walking leisurely -- especially in a public place
(2) (meaning too rare to warrant focus)
meaning too rare to warrant focus:

More rarely, promenade can reference a walking motion while dancing a square dance or procession of all the guests marching at the opening of a formal dance. Even more rarely, it can reference a prom (a formal party held for a school class toward the end of the academic year).