Dictionary definition · lightly
adverb
- without good reason"one cannot say such things lightly"
- with few burdens"experienced travellers travel light"
- with little weight or force"she kissed him lightly on the forehead"
- indulging with temperance"we eat lightly in the morning"
- with indifference or without dejection"he took it lightly"
- in a small quantity or extent"spread the margarine thinly over the meat"
- to a slight degree"her speech is only lightly accented"
Source: Open English WordNet (CC BY 4.0).