reasonable care

The degree of care that under the circumstances would ordinarily or usually be exercised by or might reasonably be expected of an ordinary prudent person (a Reasonable Man). The exercise or absence of reasonable care, which is a jury question, often determines the verdict in tort cases or cases involving injury to others.

Such care as an ordinarily prudent person would exercise under the conditions existing at the time that person is called on to act.

"that degree of care which under the circumstances would ordinarily or usually be exercised by or might be reasonably expected from an ordinary prudent person." 268 So. 2d 290, 292. The exercise or absence of reasonable care, which is a jury question, is often dispositive of tort cases or of cases involving injury to others. See care [reasonable care]; reasonable man [person].

The noun has one meaning:

Meaning #1: the care that a reasonable man would exercise under the circumstances; the standard for determining legal duty
  Synonyms: due care, ordinary care