glair

Etymology

From Middle English glaire, from Old French glaire, from Vulgar Latin *clāria, a substantive use of Latin clārus (“clear”).

noun

1. Egg white, especially as used in various industrial preparations.
   If you beat an egg white until a froth forms on the surface, the clear liquid below the froth is glair. 2021, Hana Videen, The Wordhord, Profile Books, published 2022, page 65
2. Any viscous, slimy substance.
   Some rain fell during the past few days but had little effect on the river which remains very low and full of glair. 1962, The Fishing Gazette, page 276
   She jacked with authority, knowing how to slick the glair over the glans with her thumb when it began to flow, how to pace a shaftlength voluptuous stroke with a whole slide from meatus to os pubis, how to work with a loving will. 1974, Guy Davenport, Tatlin!
3. A broadsword fixed on a pike; a kind of halberd.

verb

1. To smear with egg-white.