near the knuckle
1
(of jokes or remarks) close to the limits of what people can tolerate or find acceptable, particularly if it is offensive or sexually suggestive
The idiom "near the knuckle" is often used to describe a remark, joke, or comment that is very close to being offensive, rude, or inappropriate but does not quite cross that line. The exact origin of this expression is not well-documented, but it is believed to be a British phrase that likely developed from the idea of a knife edge or the edge of a blade.
- Her sense of humor is always near the knuckle, and she often makes jokes that push the boundaries of politeness.
- The comedian's jokes were witty but sometimes near the knuckle, causing a few uncomfortable moments in the audience.
- His comments about his co-workers were getting near the knuckle, making everyone in the office uncomfortable.
- They walked a fine line between being provocative and near the knuckle with their advertising campaign.