noun
plural -ows
[count] :a dark shape that appears on a surface when someone or something moves between the surface and a source of light
an area of darkness created when a source of light is blocked [noncount]
[singular] :a very small amount of something
[count] :someone who follows another person or who is always seen with another person
[count] :a dark area of skin under a person's eyes - usually plural
[count] :someone or something that is now much weaker, less impressive, etc., than in the past - + of
verb
-ows; -owed; -owing
[+ obj] to cover (something) with a shadow - usually used as (be) shadowed
to follow and watch (someone) especially in a secret way :trail
to follow and watch (someone who is doing a job) in order to learn how to do the job yourself
adjective
or Shadow always used before a noun
used to describe the members of the main opposition party in British politics who would be given important positions in the government if their party won a national election