(slang) A form of the drug LSD.

(informal) Alliterative elaboration or intensification of 'blazes', a euphemism for 'hell'.

plural of blue lie

A lie told by a police officer in order to get someone to comply with his or her wishes, thereby avoiding the use of force. / A lie told to protect the reputation of one's group or organization.

Marked by blue lines.

An alloy of gold with gallium or indium, having a greyish or slightly blue colour. / (informal) Fresh water, in situations where it is rare or hard to obtain.

A colony of hydrozoan polyps of the species Porpita porpita / (UK, finance, historical) An unauthorized clerk in the stock exchange.

(colour) A shade of robin egg blue used by and associated with Tiffany & Co., an American jewellers.

plural of blue pipe

(medicine, slang) A vein.