The noun trunk has 5 senses (first 2 from tagged texts)
1. (3) trunk, tree trunk, bole -- (the main stem of a tree; usually covered with bark; the bole is usually the part that is commercially useful for lumber)
2. (3) trunk -- (luggage consisting of a large strong case used when traveling or for storage)
3. torso, trunk, body -- (the body excluding the head and neck and limbs; "they moved their arms and legs and bodies")
4. luggage compartment, automobile trunk, trunk -- (compartment in an automobile that carries luggage or shopping or tools; "he put his golf bag in the trunk")
5. proboscis, trunk -- (a long flexible snout as of an elephant)