intuition → « He then had to wait to see if carbon-dating tests showed his hunch to be right. » my hunch is that = quelque chose me dit que → « My hunch is that the euro will get even weaker » to have a hunch that = avoir comme une vague idée que to act on a hunch = suivre son intuition → « Watson had acted on a hunch. »
to hunch one's shoulders = se voûter → « Wes hunched his shoulders and leaned forward on the edge of the counter. »