Webster’s Revised Unabridged Dictionary · 1913
Squiggle
Squig′gle (skwĭg′g'l), v. i. [Cf. Prov. E. swiggle to drink greedily, to shake liquor in a close vessel, and E. sqig.] To shake and wash a fluid about in the mouth with the lips closed. [Prov. Eng.] Forby.
Squig′gle, v. i. [Cf. Squirm, Wiggle.] To move about like an eel; to squirm. [Low, U.S.] Bartlett.