(colloquial) To begin to understand or manage at a basic level; to learn to handle with some skill.

One ring of a locking fetter for the hand or one pair.

To apply handcuffs to / (figuratively) to restrain or restrict.

(transitive, simile) To be intimately knowledgeable about something.

(surfing) To perform a longboard move where the surfer goes to the front of the board and rides from there, one foot on the nose and the five toes of that foot extended out over the front of the nose, the other foot placed further back.

(surfing) This type of longboard move.

(surfing) To perform a stunt on a longboard in which a surfer moves to the front of the board and rides with ten toes extended out over the nose, after positioning the board so the back of it is covered and held in place by a wave.

(surfing) This type of longboard move.

(idiomatic) To give somebody credit or praise.

A warm welcome offered to a guest by a host. / A coupling device used on semi-trailer trucks for attaching air brake lines from the tractor to the trailer.