n. & v.
n. (often foll. by of) 1 a slight flavour or trace. 2 a tinge (of a colour). 3 a medicinal solution (of a drug) in alcohol (tincture of quinine). 4 Heraldry an inclusive term for the metals, colours, and furs used in coats of arms. 5 colloq. an alcoholic drink.
v.tr. 1 colour slightly; tinge, flavour. 2 (often foll. by with) affect slightly (with a quality).
[ ME f. L tinctura dyeing (as TINGE) ]