dimly

adjective dimmer, dimmest

1. not bright; somewhat dark
2. not clear or distinct in character; lacking definition, distinction, strength, etc.
3. without luster; dull
4. not clearly seen, heard, perceived, or understood; vague
5. not clearly seeing, hearing, understanding, etc.
6. not likely to turn out well: dim prospects
7. Informal lacking intelligence; stupid

transitive verb dimmed, dimming

1. to make dim
2. to make seem dim, as by comparison
3. to turn (headlights) down by switching from high to low beam

intransitive verb

noun

1. Archaic dim light; dimness; dusk
2. headlights on a low-beam setting