unprepossessing

adj

1. Unimpressive or unremarkable; dull and ordinary; nondescript.

   “One of these unseen observers, a gentleman, was youthful, and had an air of high breeding and refinement, and a face marked with intellect, though otherwise of unprepossessing aspect.”

   “She drew up a chamois-skin bag, of an unprepossessing mouse colour, and emptied out a roll of bills.”

   “In a review of operating experience with the Southern Region diesel-electric multiple-units on the Hastings line, read to the Institution of Locomotive Engineers in October, Mr. W. J. A. Sykes, Mechanical & Electrical Engineer of the S.R., revealed how the somehat unprepossessing appearance of these train sets came about.”

   “Sometimes movies with the most unprepossessing titles can surprise you. Case in point: “Monster Trucks,” a spry, spirited and delightful family film.”