(idiomatic, informal) A level of effort beyond what one can usually sustain; great exertion.

To be less than completely certain; to lack support.

Complete, entire, whole, perfect. / Completely sure. / Used other than figuratively or idiomatically: see one hundred, percent.

Totally, completely.

(intransitive) to commit oneself totally to something; to do one's utmost

A measure of the concentration of a solution obtained by dividing the mass of the solute by the volume of the solution and multiplying by one hundred. Often abbreviated to w/v(%).

(US) Milk containing two percent butterfat.

(US) Milk containing one percent butterfat.

A genius depends more on hard work than imagination.

(dated, politically incorrect) An American who is white, native-born, and Protestant.