instant

(noun) a very short time (as the time it takes the eye to blink or the heart to beat). Synonyms: blink of an eye, flash, heartbeat, jiffy, split second, trice, twinkling, wink, New York minute. Examples: "If i had the chance i'd do it in a flash."

(noun) a particular point in time. Synonyms: moment, minute, second. Examples: "The moment he arrived the party began."

(adj) occurring with no delay. Synonyms: instantaneous, instant(prenominal). Examples: "Relief was instantaneous." "Instant gratification."

(adj) in or of the present month. Synonyms: inst. Examples: "Your letter of the 10th inst."

(adj) demanding attention. Synonyms: clamant, crying, exigent, insistent. Examples: "Clamant needs." "A crying need." "Regarded literary questions as exigent and momentous"- h.l.mencken." "Insistent hunger." "An instant need."