|1.||[ noun ] (geology) the erosive process of washing away soil or gravel by water (as from a roadway)|
"from the house they watched the washout of their newly seeded lawn by the water"
|Related terms:||soil_erosion rain-wash wash_out|
|2.||[ noun ] the channel or break produced by erosion of relatively soft soil by water|
"it was several days after the storm before they could repair the washout and open the road"
|3.||[ noun ] (informal) someone who is unsuccessful|
|Related terms:||loser colloquialism|