overhand

An overhand pitch

Meanings

Executed with the hand brought forward and down from above the shoulders
Sewn with close, vertical stitches that draw the edges of a seam together
With the working part on top of the standing part.
Laid such that the surface of the wall to be jointed is on the opposite side of the wall from the mason, requiring the mason to lean over the wall to complete the work.
Done from below upward.