Yuck \Yuck\, v. i. [Cf. G. jucken, D. yeuken, joken. See Itch.]

To itch. [Prov. Eng.]

--Grose.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Yuck \Yuck\, v. t. To scratch. [Prov. Eng.]

--Wright.

Source: Webster's Revised Unabridged Dictionary (1913)