Literal meaning - having quick questionable sex and leaving quickly to wash "it." But also refers to trying to get actions completed quickly. Saying originates from a village in Ireland.
me - did you tap that ugly bitch last nite?
friend - yeh.. had a get-er-in-get-er-out-get-er-home-get-er-washed
by Assburger Jenkins November 18, 2009
Get the get-er-in-get-er-out-get-er-home-get-er-washed mug.