The Collaborative International Dictionary
giffy
Jiffy \Jif"fy\, n. [Perh. corrupt. fr. gliff.] [Written also
giffy.]
A moment; an instant; as, I will be ready in a jiffy.
[Colloq.]
--J. & H. Smith.
Wiktionary
giffy
n. (obsolete form of jiffy English) (brief moment)