incoming
n. uncountablen. the arrival of messages, phone calls, or information. In a military context, it also refers to weapons or bombs being fired toward your position.
n. the arrival of information, communication, or material; in military contexts, it refers specifically to hostile fire directed toward one's position. Often used as a collective term for a high volume of data or projectiles.
I have a lot of incoming to deal with this morning.
The office manager struggled to keep up with the incoming of emails and phone calls after the holiday weekend.
The soldiers dove for cover as soon as they heard the whistle of incoming, knowing the artillery barrage would likely last for several minutes before the ground assault began.
From in (adverb) + coming (adjective).
From Middle English incomming, in comyng, in-comyng, incomyng, in-comynge, incomynge, inne comyng, yn comyng, equivalent to in (adverb) + coming (noun).