What is Wriggle?
Wriggle is (verb) 1. to twist from side to side The baby wriggled in her father’s arms. The worm wriggled back into the soil. 2. to wriggle free to twist from side to side and get free The burglars had tied his hands and legs, but he managed to wriggle free. to wriggle out of something to get out of a difficult situation by making clever excuses Somehow he managed to wriggle out of having to do the washing up.
source: Easier English, Student Dictionary Upper Intermediate Level