Webster's Revised Unabridged Dictionary · 1913

Snot

Snot , noun

[Anglo-Saxon snot; akin to Dutch snot, LG. snotte, Danish snot, and to English snout. See Snout.]

1.
Mucus secreted in, or discharged from, the nose. [Low]
2.
A mean, insignificant fellow. [Low]

Snot , transitive verb

To blow, wipe, or clear, as the nose.