yestreen

• yestereen

From Middle English yestreen, alteration of yestereven (“last night, yesterday evening”), from Old English ġiestranǣfen (“yesterday evening”), equivalent to yester- +‎ e'en (“evening”). Cognate with West Frisian justerjûn (“yestreen; last night”).

yestreen (plural yestreens)

1. (chiefly archaic, poetic or Scotland) The night before.
   • 1817, Walter Scott, Rob Roy, Chapter ,

     It was the creature Dougal that extricated me, as he did yestreen […]

   • 1960, P. G. Wodehouse, Jeeves in the Offing, chapter XI:

     You have not forgotten our telephone conversation of yestreen, Jeeves?

• see list in yestereve

From Middle English yestereven (“yesterday evening”).

yestreen (plural yestreens)

1. yesterday evening, the night before

yestreen (not comparable)

1. last night, yesterday