Webster's Revised Unabridged Dictionary · 1913

Gumption

Gumption , noun

[Old English gom, gome, attention; akin to Anglo-Saxon geómian, gyman, to regard, observe, gyme care, Old Saxon gomean to heed, Gothic gaumjan to see, notice.]

1.
Capacity; shrewdness; common sense. [Colloquial]
One does not have gumption till one has been properly cheated. — Lord Lytton
2.
(a) (Painting) The art of preparing colors. — Sir W. Scott
(b)
Megilp. — Fairholt
3.
initiative; resourcefulness.
4.
Courage; guts.