"hunch" in the noun sense
1. intuition, hunch, suspicion
an impression that something might be the case
"he had an intuition that something had gone wrong"
the act of bending yourself into a humped position
"hunch" in the verb sense
1. hunch, hump, hunch forward, hunch over
round one's back by bending forward and drawing the shoulders forward
Source: WordNet® (An amazing lexical database of English)
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