hunch Definition

1. An idea, guess or belief based on feelings, suspicions or intuition rather than on actual evidence.

Thesaurus: inkling, premonition, presentiment, intuition, hint, clue, feeling, impression, notion, qualm, suspicion, foreboding.
2. A hump.

1. To bend or arch; to hump.
intr
2. To sit with the body hunched or curled up.

Form: hunch up (also)