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.

2. To take in the gross; to speak of collectively.

Not forgetting all others, . . . whom for brevity, but out of no resentment to you, I lump all together.

3. To get along with as one can, although displeased; as, if he does n't like it, he can lump it. [Low]

Lump (?), n. [Cf. OD. lompe piece, mass. Cf. Lunch.] 1. A small mass of matter of irregular shape; an irregular or shapeless mass; as, a lump of coal; a lump of iron ore. " A lump of cheese." Piers Plowman. " This lump of clay." Shak.

2. A mass or aggregation of things.

3. (Firearms) A projection beneath the breech end of a gun barrel.

In the lump, In a lump, the whole together; in gross.

They may buy them in the lump.

-- 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.