plough
verb(plough)
to break and turn over earth especially with a plow
plough
noun(plough)
a group of seven bright stars in the constellation Ursa Major
plough
noun(plough)
a farm tool having one or more heavy blades to break the soil and cut a furrow prior to sowing
plough
verb(plough)
move in a way resembling that of a plow cutting into or going through the soil