Definitions
1.NounA negative drug trip."Normally those pills give me a boost, but last night they gave me a downer."
2.NounA drug that has depressant qualities.
3.NounSomething or someone disagreeable, dispiriting or depressing; a killjoy.
4.NounA livestock animal that has collapsed.
5.NounA form of industrial action in which workers down tools and refuse to work.
6.NounA sixpence.