to spar with an imaginary opponent, esp. in training as a boxer
intransitive verbsha·dow·boxed, sha·dow·box·ing, sha·dow·box·es
To spar with an imaginary opponent, as for exercise or training purposes.
- A diorama
(third-person singular simple present shadowboxes, present participle shadowboxing, simple past and past participle shadowboxed)
- (boxing, martial arts) To practice moves without an actual opponent, often in front of a mirror.