From Longman Dictionary of Contemporary Englishhunchhunch1 /hʌntʃ/ noun [countable]GUESSif you have a hunch that something is true or will happen, you feel that it is true or will happen → suspicionhave a hunch (that)I had a hunch that something like this would happen.somebody’s hunchMy hunch is that she’s his mother.
Examples from the Corpus
hunch• "How did you know the answer?" "I just had a hunch about it."• I have a hunch that Jodie may be planning a surpriseparty.• It's just a hunch, but it's possible the murderer may have been a woman.• I bought a kayak on a hunch.• I didn't come up with a theory immediately, though I had hunches which were difficult to put into words.• In 1964 he had been prepared to back his hunches.• His hunch had been right after all.• My hunch, though, is that it will.• My hunch that he was lying turned out to be correct.• The doctors investigated their hunch by having 142 randomly selectedpatientsfill out a questionnaire after they re-covered from their anesthesia.• But it is always nice to have your hunches backed up.have a hunch (that)• If it were, I have a hunch that Fox would come out on top.• I have a hunch about her - she is definitely some one to watch for the future.• I have a hunch that true life starts at the point of recognizing our failure.hunchhunch2 verb1[intransitive always + adverb/preposition]BEND to bend down and forwards so that your back forms a curvehunch overHe had to hunch over the steering wheel to see anything.2 →hunch your shoulders —hunched adjectivea hunched figure sitting by the fire→ See Verb table