Answer: jiff

AnswerCrossword Clue
JIFF

Flash

JIFF

Brief sec

JIFF

Short time

JIFF
Two shakes, with "a"
JIFF
Sec
JIFFBlink of an eye, for short
JIFFBlink of an eye
JIFFVery short time
JIFFBrief moment, briefly
JIFFInstant
JIFFNo time at all
JIFFA very short time: Colloq.
JIFFInstant: Slang.
JIFFInstant: Colloq.
JIFFQuick second
JIFFSec.
JIFF"Be there in a ..."