moss

noun5

1. •
   Any of various small, green, seedless plants growing on the ground or on the surfaces of trees, stones, etc.; now specifically, a plant of the phylum Bryophyta (formerly division Musci).

   • Another says you should tense your body, look up in the air, and think about cool moss. — 1989
2. •
   A kind or species of such plants.
3. •
   (informal) Any alga, lichen, bryophyte, or other plant of seemingly simple structure.
4. •
   (UK) A bog; a fen.
5. •
   (slang) A spectacular catch made over 1 or multiple defenders, typically a jump ball.

   • Bro, that moss was insane!

verb4

1. •
   To become covered with moss.

   • An oak whose boughs were mossed with age.
2. •
   To cover (something) with moss.
3. •
   (slang) To make a spectacular catch over 1 or multiple defenders.

   • You just got mossed!
4. •
   (slang) To relax, chill out.

   • Although I really shouldn't... I feel like cracking this stout and just mossing in the sun with a splif. Shit, maan. Its^([sic]) relaxation time! — 2014

noun[plural only]1

1. •
   Acronym of MIME Object Security Services.