However, there are several signs that involve touching the nose, each with a different meaning:
* "I" (personal pronoun): This sign involves touching the tip of your nose with your index finger.
* "Think": This sign involves touching the middle of your forehead just above your nose.
* "Know": This sign involves touching the tip of your nose with your thumb and index finger.
* "Smell": This sign involves holding your hand in front of your nose, as if smelling something.
It's important to note that sign language varies depending on the region and dialect. If you see someone pinching their nose in a sign language context, it's best to ask them what they mean.