Financially, the company is '(as) solid as a rock'. [=the company is in very good condition]
a 'solidly' Republican area/suburb [=an area/suburb where most people vote for Republicans]
Environmentalists were 'solidly' [='completely'] opposed to drilling in the area.
(..) She's as cold as ice. There's strange magic here! Grand Pabbie! Bring her to me. Anna, your life is in danger. There is ice in your heart, put there by your sister. If not removed, to solid ice will you freeze, forever. What ...? No. But you can remove it, Right? I can not, I'm sorry Kristoff... (..)2013 Frozen
(..) I'll finally see a summer breeze, blow away a winter storm. And find out what happens to solid water, When it gets warm. And I can't wait to see, what my buddies all think of me. Just imagine how much cooler I'll be in summer! The hot and the cold are both so intense, (..)2013 Frozen