2. [Cf. {Fallow}, n.] Left untilled or unsowed after plowing;
uncultivated; as, fallow ground.
{Fallow chat}, {Fallow finch} (Zo["o]l.), a small European
bird, the wheatear ({Saxicola [oe]nanthe}). See
{Wheatear}.
Who . . . pricketh his blind horse over the fallows.
--Chaucer.
2. Land that has lain a year or more untilled or unseeded;
land plowed without being sowed for the season.
The plowing of fallows is a benefit to land.
--Mortimer.
3. The plowing or tilling of land, without sowing it for a
season; as, summer fallow, properly conducted, has ever
been found a sure method of destroying weeds.
Be a complete summer fallow, land is rendered tender
and mellow. The fallow gives it a better tilth than
can be given by a fallow crop. --Sinclair.
{Fallow crop}, the crop taken from a green fallow. [Eng.]
{Green fallow}, fallow whereby land is rendered mellow and
clean from weeds, by cultivating some green crop, as
turnips, potatoes, etc. [Eng.]