In'stant1, a.
a. [Lat. instans, p. pr. of instare, to stand upon, to press upon, from prefix in and stare, to stand; It. & Sp. instante.]
Sense 1. Pressing; urgent; importunate; earnest. Rejoicing in hope, patient in tribulation, continuing instant in prayer. Rom. xii. 12.
Sense 2. Closely pressing or impending in respect to time; not deferred; immediate. Impending death is thine, and instant doom. Prior.
Sense 3. Making no delay; quick. Instant he flew with hospitable haste. Pope.
Sense 4. Present; current. The instant time is always the fittest time. Fuller.
☞ The word in this sense is used chiefly in dates, to indicate the current month; as, the tenth of July instant.