1. a collection of bottles; - Example: "her bottle collection is arranged on glass shelves in the window"
2. the activity of collecting bottles; - Example: "bottle collection is a hobby of hers"
3. collecting bottles for reuse;
WordNet (r) 3.0 (2006):
bottle collection
n 1: a collection of bottles; "her bottle collection is arranged
on glass shelves in the window"
2: the activity of collecting bottles; "bottle collection is a
hobby of hers"
3: collecting bottles for reuse