The phrase "weak wrists" is used to describe someone who doesn't have enough strength in their wrists. It means their wrists are not strong enough to perform certain tasks or carry heavy objects. Full definition
The exercises that follow can help relieve pain and strengthen weak wrist and reduce pain and swelling. (homefitnessguru.net)
But I love doing yoga and I would love to start doing some push ups... Do you know if there are any tricks and tips for people with weak wrists? (annesmiles.com)