2
general::
adj. hard and firm/not hollow VERBS be, feel, look, seem | become, go If you put it in the freezer, it will go solid. ADV. extremely, very | absolutely, completely | almost, practically | quite | enough The ice felt solid enough. | apparently, seemingly reliable and strong VERBS appear, be, look, seem | become | remain ADV. extremely, really, very | absolutely, rock Support for the plan remained rock solid. | fairly, pretty There is pretty solid evidence to show that the disease is caused by poor hygiene.
Oxford Collocations Dictionary