Real Dictionary

bush
The wild, uncultivated parts of some hot countries are referred to as the bush.
countable noun: A bush is a large plant which is smaller than a tree and has a lot of branches.

Bush in American English
George (Herbert Walker)1924- ; 41st president of the U.S. (1989-93)

bush in American English 1
a woody plant having many stems branching out low instead of one main stem or trunk; shrub
to decorate, cover, or surround with bushes
to grow thickly or spread out like a bush
unprofessional, cheap, petty, etc.
noun: a low plant with many branches that arise from or near the ground

bush in American English 2
bushing
to fit with a bushing
noun: a lining of metal or the like set into an orifice to guard against wearing by friction, erosion, etc
transitive verb: to furnish with a bush; line with metal

Bush in British English
noun: George. (1924–2018), US Republican politician; vice president of the US (1981–89): 41st president of the US (1989–93)

bush in British English 1
noun: a dense woody plant, smaller than a tree, with many branches arising from the lower part of the stem; shrub

bush in British English 2
noun: a thin metal sleeve or tubular lining serving as a bearing or guide
verb: to fit a bush to (a casing, bearing, etc)

bush in Mechanical Engineering
noun: A bush is a thin metal tube that fits into a hole or covers a part in order to guide the movement of a part or reduce friction.

bush. in American English
abbreviation: bushel; bushels