Meaning of “joyriding” - Learner’s Dictionary

joyriding

noun [ U ] uk us /ˈdʒɔɪˌraɪdɪŋ/

the crime of stealing cars and driving them fast and dangerously

joyride uk us /ˈdʒɔɪraɪd/ noun [ C ]

They took the car for a joyride.
joyrider noun [ C ]

(Definition of “joyriding” from the Cambridge Learner’s Dictionary © Cambridge University Press)