A toy gun that emits a loud pop by firing a cork from a barrel in which a piston slides, compressing the air and forcing the cork out. The cork is traditionally attached to the toy by a piece of string.

(sometimes derogatory) A populist, non-academic approach to feminism, suggesting that women can attain equality with men through a positive, go-getting attitude, without much need to organize politically or to examine or change cultural institutions and biases.

(idiomatic, informal) To propose marriage.

(idiomatic, vulgar) To break the hymen. / (idiomatic, slang, by extension) To lose one's virginity.

(idiomatic, UK) Water, specifically drinking water supplied by a public utility company.

(cricket) Either of two white lines, each drawn on the pitch in front of a wicket, between which the batsmen run, and from where the bowler may legally bowl.

Coming into view suddenly from a concealed position. / Opening out to form a three-dimensional structure when the page of a book is opened. / Operating or existing for a brief period only; temporary.

A pop-up advertisement; an advertisement that is triggered to appear on a computer screen when an Internet user accesses a particular web page.

A soft drink flavored with ginger.

(US) A quiz or test given without warning or prior announcement.