Tiff \Tiff\, n. [Originally, a sniff, sniffing; cf. Icel. ?efr a smell, ?efa to sniff, Norw. tev a drawing in of the breath, teva to sniff, smell, dial. Sw. t["u]v smell, scent, taste.]

1. Liquor; especially, a small draught of liquor. ``Sipping his tiff of brandy punch.'' --Sir W. Scott.

2. A fit of anger or peevishness; a slight altercation or contention. See Tift. --Thackeray.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Tiff \Tiff\, v. i. [imp. & p. p. Tiffed; p. pr. & vb. n. Tiffing.]

To be in a pet.

She tiffed with Tim, she ran from Ralph. --Landor.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Tiff \Tiff\, v. t. [OE. tiffen, OF. tiffer, tifer, to bedizen; cf. D. tippen to clip the points or ends of the hair, E. tip, n.]

To deck out; to dress. [Obs.]

--A. Tucker.

Source: Webster's Revised Unabridged Dictionary (1913)