Noah Webster
Shrub
SHRUB, noun A low dwarf tree; a woody plant of a size less than a tree; or more strictly, a plant with several permanent woody stems, dividing from the bottom, more slender and lower than trees.
Gooseberries and currants are shrubs; oaks and cherries are trees. Locke.
SHRUB, noun [Latin sorbeo.] A liquor composed of acid and sugar, with spirir to preserve it; usually the acid of lemons.
SHRUB, verb transitive To clear of shrubs.