n. & v.
n. 1 a dark thick inflammable liquid distilled from wood or coal etc. and used as a preservative of wood and iron, in making roads, as an antiseptic, etc. 2 a similar substance formed in the combustion of tobacco etc.
v.tr. (tarred, tarring) cover with tar. tar and feather smear with tar and then cover with feathers as a punishment. tar-brush a brush for applying tar. tarred with the same brush having the same faults.
[ OE te(o)ru f. Gmc, rel. to TREE ]