The adjective SUBJECTIVE has 2 senses: 1. taking place within the mind and modified by individual bias. 2. of a mental act performed entirely within the mind. Familiarity information: SUBJECTIVE used as an adjective is rare.
Unsourced material may be challenged and removed. (July 2014) (Learn how and when to remove this template message) A kneeboard is a board ridden in a kneeling stance. Kneeboards are ridden in ocean surf, or while being towed behind a boat on a lake or river.
Essentially, the knee is made up of the thighbone (femur), which has a bottom end made up of two rounded knobs (condyles), sitting on the relatively flat top end of the shinbone (tibia). The kneecap is a small, rounded bone that sits in the vertical groove between the two condyles and gives the joint strength.