(geology, uncountable) The rock type, resembling pillows, typically formed when lava emerges from an underwater volcanic vent or a lava flow enters the ocean. / (geology, countable) A rock of that type.

plural of pillow-biter

Alternative spelling of pillowtop

(idiomatic) Conversation shared by bedmates, particularly intimate conversation after or before sexual intercourse.

plural of pillow lava

(US, slang, dated) The boss; the man in charge.

A long, curved giftbox made of card, shaped like a pillow.

plural of pillow box

plural of body pillow

A long body-length pillow that can be held or wrapped around one's body while sleeping.