(idiomatic) Usually; more than half the time; more likely to be the case than not to be the case.

A work of art relating or dedicated to the night. / (music) A dreamlike or pensive composition, usually for the piano.

(idiomatic) Basic or simple; providing only what is necessary, without anything extra or fancy.

(idiomatic) Worth nothing or next to nothing.

Not negative. / (mathematics) Of an element of a partially ordered ring, either positive or zero; not negative; greater than or equal to zero.

(US, slang) A slip of paper, or a chit, with a gummy or gluey top that can be moved from place to place, usually as a reminder. / A name given to the Post-it brand name of sticky notes.

(informal) Ellipsis of I'm afraid not.

Unfortunately, no; I regret that that is not so.

(often hyphenated) Characterized by an absence of conditions or obligations.

(idiomatic) Without conditions or obligations; without a catch.