1. [noun] The act of affecting or acting upon.
2. [noun] The state of being affected.
3. [noun] An attribute; a quality or property; a condition; a bodily state; as, figure, weight, etc., are affections of bodies.
4. [noun] Bent of mind; a feeling or natural impulse or natural impulse acting upon and swaying the mind; any emotion; as, the benevolent affections, esteem, gratitude, etc.; the malevolent affections, hatred, envy, etc.; inclination; disposition; propensity; tendency.
5. [noun] A feeling of love or strong attachment.
6. [noun] (medicine) (archaic) Disease; morbid symptom; malady.
7. [verb] To feel an affection, emotion or love for.
8. [noun] A positive feeling of liking; 'he had trouble expressing the affection he felt'; 'the child won everyone's heart'; 'the warmness of his welcome made us feel right at home'.