What does Boxing Day have to do with boxing?
mid-14c., from Old French depriver, from Medieval Latin deprivare, from Latin de- "entirely" (see de-) + privare "release from" (see private). Replaced Old English bedælan. Related: Deprived; depriving.
deprive de·prive (dĭ-prīv')v. de·prived, de·priv·ing, de·prives
To take something from someone or something.
To keep from possessing or enjoying something.