Firms are expected to engage directly with policy materials, including rules in the PRA Rulebook, supervisory statements, EU materials and determine â bearing in mind the overarching principle of safety and soundness â whether they meet the PRAâs expectations.
An expression is a mathematical phrase that combines operations, numbers, and, in some cases, variables. View our Lesson on Writing Algebraic Expressions.
Definition of expression for Students. 1  1 : the act or process of making known especially in words. 2  2 : a meaningful word or saying Grandpa uses old-fashioned expressions. 3  3 : the look on someone's face She had a pleased expression. 4  4 : a way of speaking, singing, or playing that shows mood or feeling She read her lines with expression.