Trysting \Tryst"ing\, n. An appointment; a tryst.

Trysting day, an arranged day of meeting or assembling, as of soldiers, friends, and the like.

And named a trysting day, And bade his messengers ride forth East and west and south and north, To summon his array. --Macaulay.

Trysting place, a place designated for the assembling of soldiers, the meeting of parties for an interview, or the like; a rendezvous. --Byron.

Source: Webster's Revised Unabridged Dictionary (1913)