As a verb:
* "I shrugged my shoulders and said, 'I don't know.'"
* "She shrugged off his advances, not interested in his flirting."
* "He shrugged the responsibility onto his team, leaving them to handle the problem."
As a noun:
* "He gave a nonchalant shrug, indicating he didn't care."
* "A shrug of her shoulders conveyed her indifference."
* "The gesture was a simple shrug, but it spoke volumes."
The meaning of "shrug" can vary depending on the context. It can indicate indifference, uncertainty, or a dismissal of responsibility.