Wiktionary
adv. (alternative spelling of by and by English)
WordNet
n. an indefinite time in the future; "he'll get around to it in the sweet by-and-by"
Usage examples of "by-and-by".
By-and-by a small boat came in sight, towed through the water at a tremendous pace by a powerful barge horse, on which sat a very small boy.
By-and-by, the eldest of the Virgins rose and motioned her to follow through a corridor cut in the rock.
The excursionists by-and-by went away out of the clouds, gliding breathlessly down the rails.
By-and-by, however, he got an idea that there was some money to be made out of the prisoners, and he set his wits to work in this direction.
By-and-by he takes a turn or two under the centrepiece, and finally settles on the ceiling.
The supercilious cheechako might designate them high, But one acquires a taste for them and likes them by-and-by.
As we sat over our vermouths he glorified the Company’s business, and by-and-by I expressed casually my surprise at him not going out there.