Flatcar is a 7 letter English word. It's valid Scrabble word worth 12 points. It's valid Words with friends word worth 14 points.
You can make 151 anagrams from letters in flatcar (aacflrt).
An Americanism dating back to 1860-65; flat1 + car1
Thereupon they threw a line about the shack and with the engine hauled it to the side of a flatcar attached to the train.