n.
1.a chemical reaction in which an acid and a base interact with the formation of a salt
2.(euphemism) the removal of a threat by killing or destroying it (especially in a covert operation or military operation)
3.action intended to keep a country politically neutral or exclude it from a possible war
4.action intended to nullify the effects of some previous action
Idiom of the Day
riding high
to be enjoying great popularity, to be attracting attention
The new government has been riding high in the opinion polls for several months now.