(idiomatic) Easy; simple or straightforward.

(idiomatic) Plain; clearly apparent; obvious.

(colloquial, often childish) Something that is forbidden, prohibited, discouraged or taboo. / (baseball, colloquial) A no-hitter; a game in which no batter on one of the teams got a hit.

(idiomatic) I (or we) have not seen you for a long time.

A system of music notation designed to facilitate choral singing, and the style of psalmody associated with it. The heads of the notes are of various shapes, not always round.

(US) Acronym of National Organization for Women.

(idiomatic, transitive) To ignore.

To pay attention; to take notice; to note.

Alternative spelling of nonzero

Alternative form of No.