Big government is the idea that the government solution to any problem is usually at least as bad as the problem.
Big government is disliked by the rich when it comes to tax cuts, but desired in cases such as oil subsidies and wars, and people's private lives.
Big government is a thing which it is inconsistent and corrupt to dislike while favoring big business. The reverse does not hold true.
Big government is dangerous — a government big enough to give you everything you want is a government big enough to take from you everything you have.
Big government is always supported by those who are supported by it — as they say, a government that robs Peter to pay Paul can always depend on the support of Paul.
Big government is bad — one should govern a great nation as one would cook a little fish -- by not overdoing it.