In the lump, In a lump, the whole together; in gross.
They may buy them in the lump.
Addison.
-- Lump coal, coal in large lumps; -- the largest size brought from the
mine. -- Lump sum, a gross sum without a specification of items; as, to
award a lump sum in satisfaction of all claims and damages.
Lump, v. i. [imp. & p. p. Lumped (?); p. pr. & vb. n. Lumping.] 1. To
throw into a mass; to unite in a body or sum without distinction of
particulars.
The expenses ought to be lumped together.
Ayliffe.