From Middle English wriggen. Cognate with Low German wriggeln (“to wriggle”), German Low German wriggen (“to shake, shudder, rotate”), Dutch wrikken and wriggelen (“to wriggle, squirm”), Middle English wrikken (“to move back and forth”). Compare also Old English wrigian (“to turn, wend, hie, go, move”).
Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for wrig in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.)