bicycle rack(n = noun.artifact) - a rack for parking bicycles;
is a kind of rack
bicycle, bicycle chain, bicycle clip, bicycle pump, bicycle race, bicycle seat, bicycle traffic, bicycle wheel, bomb rack, coat rack, dish rack, dress rack, luggage rack, magazine rack, music rack, ordinary bicycle, pipe rack, plate rack, rack, rack and pinion, rack of lamb, rack railway, rack rent, rack up, roof rack, safety bicycle, ski rack, spice rack, tandem bicycle, tie rack, towel rack