| Main Entry: | trainspotting |
| Part of Speech: | n |
| Definition: | the hobby of watching trains and noting their serial numbers, usu. for long periods of time; by extension, any hobby or obsession with a trivial pursuit; also written train-spotting |
| Usage: | trainspotter is person doing this, trainspot is verb |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| a gadget; dingus; thingumbob. |
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