bottle cap

noun — 2 senses

bottle cap

noun
1

Any of several designs of closure used to seal bottles.

2

Any of certain mushrooms of genus Psilocybe, such as Psilocybe baeocystis.

Related terms
beer bottle, bottle opener, milk bottle, milk caps

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.