wingtip

plural wingtips

1. The extreme tip of the wing of an aircraft, bird, flying insect, etc.

   They're wonderful hoverers, though, and they'll remain stationary in the air, wing-tips vibrating, till they've marked their prey[.]

   1934, Henry G. Lamond, An Aviary on the Plains, Sydney: Angus and Robertson, page 13

   1 more example

   The poor but lovely bird sat there, posing among the celandines and wood anemones, wondering why its wing-tips were frozen together.

   2000, Bill Oddie, Gripping Yarns, page 26

2. A part of a shoe, often with brogueing that extends backwards on both sides from the toe.
   1. USA brogue (shoe).

      Then, immaculately dressed in three-piece suit, starched collar, and wingtips, Wilbur was obliged to drive a spike of Nevada silver into a railroad tie, a tricky and potentially embarrassing ceremonoial duty, especially with a phalanx of eager photographers poised to record every misswing.

      2014, Joseph E. Stevens, Hoover Dam: An American Adventure