'Plaguily' definitions:

Definition of 'plaguily'

(from WordNet)
adverb
In a disagreeable manner; "it's so plaguey cold!" [syn: plaguey, plaguy, plaguily]

Definition of 'Plaguily'

From: GCIDE
  • Plaguily \Pla"gui*ly\, adv. In a plaguing manner; vexatiously; extremely. [Colloq.] "Ronsard is so plaguily stiff and stately." --Landor. [1913 Webster]