Any of many knobs near the keyboard of an organ used to select different sounds or timbres. / The timbre so produced.

The delivery point where Mail Services delivers and collects mail.

(colloquial, regional US) Synonym of rolling stop

(UK, journalism) The event or news article important enough to delay or interrupt the print, or require a reprint, of a publication, particularly of a newspaper edition.

(UK) Used to announce an event or news article important enough to delay or interrupt the print, or require a reprint, of publication, particularly of a newspaper edition.

(idiomatic) An exclamation used to introduce especially new, important, surprising, or recent developments.

A place where public transport buses stop to allow passengers to board or leave.

(uncountable, photography) An animation technique wherein physical objects are slightly altered and photographed one picture at a time to give an illusion of movement when displayed in sequence.

(biology, genetics, biochemistry) a sequence of three RNA nucleotides (A, C, G or U) that instruct the synthesis, or translation, of a protein to stop. The three-letter stop codon sequences have been given names: "UAG" is amber, "UGA" is opal, and "UAA" is ochre.

(linguistics) A voice stop in the formation of which air behind the articulation is rarefied with consequent inrush of air when articulation is broken.