TIFF Meaning of TIFF in English vi to be in a pet. 2. tiff ·noun liquor; especially, a small draught of liquor. 3. tiff ·vt to deck out; to dress. 4. tiff ·noun a fit of anger or peevishness; a slight altercation or contention. ·see tift. Webster English vocab. Английский словарь Webster. 2012