down-down- /daʊn/ prefix 
1at or towards the bottom or end of something: 
downstairs downriver (=nearer to where it goes into the sea)2used to show that something is being made smaller or less important OPP up-: to downgrade a job (=make it less important) to downsize a company (=reduce the number of jobs in it)3used to show that something is bad or negative OPP up-: the downside of a situation (=the negative part of it) down-market products (=low quality products)
1at or towards the bottom or end of something: downstairs downriver (=nearer to where it goes into the sea)2used to show that something is being made smaller or less important OPP up-: to downgrade a job (=make it less important) to downsize a company (=reduce the number of jobs in it)3used to show that something is bad or negative OPP up-: the downside of a situation (=the negative part of it) down-market products (=low quality products)