(idiomatic) A heart (or by extension, person) in a very fragile romantic state, one that is easily made broken-hearted.

(idiomatic, slang) The entire or overall plan, concept or action. / (idiomatic, slang) Everything of a similar or related nature; everything necessary for a particular purpose.

(idiomatic) A shortcut or other quick, or very effective way of doing things, that professional workers learn from experience.

plural of trick of the trade

The largest and most famous of the Egyptian pyramids, and the only remaining member of the Seven Wonders of the Ancient World.

A famous bell tower in the Italian town of Pisa, known for its irregular lean.

(law) The duty upon a party in a legal proceeding to introduce enough evidence relating to an assertion of fact to have the issue be considered by the fact-finder rather than summarily dismissed or decided; part of the burden of proof.

(law) In tort law, the degree of caution that a reasonable person should exercise in a given situation so as to avoid causing injury.

(law) The duty upon a party in a legal proceeding to persuade the fact-finder to decide for that party on an assertion of fact; part of the burden of proof, sometimes loosely used as synonym for that term.

A terminal degree similar to an Ed.D. or a Ph.D., but with a focus on content speciality; it may be conferred as a prestigious honorary doctorate with the added designation of "honoris causa". Commonly abbreviated DA.