1Scottish, British, Irish dialect, rare Downright; quite; completely, utterly.
2Scottish, British, Irish, US dialect, informal (especially in African-American usage). As an intensive or emphatic particle: = "even".
adjectivedialectScottish, British, Irish
1Especially of rain: coming straight down, vertical. Applied especially to a heavy continuous fall of rain.
2Downright, sheer, out-and-out; absolute.
Late Middle English (in an earlier sense). From even + down.