Webster's Dictionary (GCIDE)
Snick
\Snick\, n. & v. t. See
Sneck. [Prov. Eng. & Scot.]
[1913 Webster]Snick up, shut up; silenced. See Sneck up, under Sneck. [1913 Webster]
Give him money, George, and let him go snick up.— Beau. & Fl.[1913 Webster]