A condition associated with multifocal Langerhans cell histiocytosis and a triad of exophthalmos, lytic bone lesions (often in the skull), and diabetes insipidus.

(physics) A mnemonic that uses the right hand to show the direction of induced current when a conductor moves in a magnetic field. The right hand is held with the thumb, first finger and second finger mutually perpendicular to each other; then the thumb represents the direction of motion of the conductor; the first finger represents the direction of the field; and the second finger represents the direction of the induced or generated current.

(medicine) An infection in humans caused by a group of enteroviruses, typically characterized by a mild fever followed by a rash of flat discoloured spots and bumps that may blister, most commonly on the hands, feet and mouth.

(idiomatic, vulgar, informal) In a state of being unprepared, powerless, or idle.

(chiefly US, idiomatic) To require someone to depart; to dismiss someone.

(idiomatic) To embezzle, to steal from one's place of business.

(idiomatic, colloquial) Very easy.

To begin an undertaking.

To raise one's hand (various senses). / (colloquial, with 'to') To confess or admit (to something).

Alternative form of put one's hand up.