Definitions

1. noun

a sudden, involuntary movement of a part of the body, typically the face or an arm

“He had a nervous tic that made him blink rapidly when he was stressed.”

2. verb

to make a sudden, involuntary movement of a part of the body

“She was ticcing her leg with excitement as she waited for the concert to start.”

3. verb (informal, dialect)

to cheat or deceive someone

“The shopkeeper was accused of ticcing the customers with fake goods.”

4. noun (informal, dialect)

a person who cheats or deceives others

“The tic is always one step ahead of the authorities.”