to collect (works of art, dolls, antiques etc); to put away for safekeeping; (Internet) to bookmark · a collection

I don't have a stamp collection, but I have a Japanese postcard collection that I could use as an excuse to invite him.

Tom was exposed to a wide variety of music as a child through his mother's vast record collection.

Honey, quick, quick. There's this website called Tatoeba that's auctioning its sentence collection for a cent each! They've even got special offers like buy 100 sentences and get 1 free! "Ah great! now people collect sentences as a hobby?! What's the world coming to!"

I would like to have a look at your collection of stamps.