expression, i-adjective
craving something to eat or put in one's mouth
Describes the feeling when one's mouth feels 'lonely' and wants to chew, smoke, or taste something. Often used when bored, after a meal, or when quitting smoking.
See also: 口寂しい
禁煙中は口が寂しくて、ついガムを噛んでしまう。
When I'm trying to quit smoking, my mouth feels lonely and I end up chewing gum.
After a meal, my mouth feels like it wants something, so I want to eat something sweet.
A more compact adjective form with the same meaning; 口が寂しい is the full phrase.
A phrase combining 口 (mouth) and 寂しい (lonely), literally 'the mouth is lonely.' The expression personifies the mouth's desire for oral stimulation.