boxing

Etymology 1

From box (“to punch”) + -ing.

verb

1. present participle and gerund of box

noun

1. (sports) A sport where two opponents punch each other with gloved fists to head and torso; the object being to score more points by the end of the match or by knockout, or technical knockout.

Etymology 2

From box + -ing.

noun

1. Material used for making boxes or casing.
2. (construction) Casing.
3. (object-oriented programming) Automatic conversion of value types to objects by wrapping them within a heap-allocated reference type.

verb

1. present participle and gerund of box