trowel

noun
  1. A small hand tool with a flat, pointed, or scooped blade, used by masons, bricklayers, and gardeners for purposes such as spreading, smoothing, or digging. noun
    The gardener used a trowel to plant the seedlings in the flower bed.
    The mason skillfully applied mortar to the bricks with his trowel.
  2. To apply or spread a substance, such as plaster or mortar, using a trowel. verb
    The worker troweled the plaster onto the wall to create a smooth finish.
    She carefully troweled the mortar between the tiles to ensure they were securely set.