within a short period after this or that time, event, etc.

We shall know soon after he calls.

before long; in the near future; at an early date

Let's leave soon.

promptly or quickly

He came as soon as he could.

readily or willingly

I would as soon walk as ride.

early in a period of time; before the time specified is much advanced

soon at night; soon in the evening.

Obsolete . immediately; at once; forthwith. ?

sooner or later

eventually

Sooner or later his luck will run out.

would sooner

to prefer to

I would sooner not go to their party. Compare rather def. 8

adverb

distant , far , later , never

adverb

anon , any minute now , before long , betimes , by and by , coming down the pike , directly , early , ere long , expeditiously , fast , fleetly , forthwith , hastily , in a little while , in a minute , in a second , in a short time , in due time , in short order , instantly , in time , lickety-split * , on time , posthaste , presently , promptly , pronto , quick , quickly , rapidly , short , shortly , speedily , immediately , imminent , impending , later , looming , proximate , readily , speedy , willingly