stamp collector(n = noun.person) philatelist - a collector and student of postage stamps;
is a kind of aggregator, collector

bill collector, book collector, butterfly collector, coin collector, collector, collector of internal revenue, date stamp, food stamp, garbage collector, pinwheel wind collector, postage stamp, refuse collector, rent collector, revenue stamp, rubber stamp, solar collector, stamp, stamp act, stamp album, stamp battery, stamp collecting, stamp collection, stamp dealer, stamp down, stamp duty, stamp mill, stamp out, stamp pad, stamp tax, tax collector, ticket collector, toll collector, trading stamp