名詞 daub:

1. material used to daub walls
2. a blemish made by dirt
   同義詞：smudge, spot, blot, smear, smirch, slur
3. an unskillful painting

動詞 daub:

1. coat with plaster
   同義詞：plaster
2. apply to a surface
3. cover (a surface) by smearing (a substance) over it
   同義詞：smear

1. A daub, as of color.
   涂料涂料，如顏料
2. A light splash, dash, or daub.
   輕濺，輕潑，輕涂

daub

v.（動詞）
daubed,daub.ing,daubs
v.tr.（及物動詞）
To cover or smear with a soft, adhesive substance, such as plaster, grease, or mud.
涂抹：用柔軟的或粘稠的物質(zhì)覆蓋或涂抹，如灰泥、潤滑脂或泥漿
To apply paint to with hasty or crude strokes.
亂著色于：用倉促的或拙劣的手法涂漆
v.intr.（不及物動詞）
To apply paint or coloring with crude, unskillful strokes.
亂畫，亂涂：用拙劣的、不熟練的手法涂漆或著色
n.（名詞）
The act or a stroke of daubing.
涂抹：涂抹的行為或手法
A soft, adhesive coating material, such as plaster, grease, or mud.
涂料：柔軟粘稠的涂抹原料，如泥灰、潤滑脂或泥漿
Matter daubed on; a smear.
涂抹的物質(zhì)；涂抹物
A crude, amateurish painting or picture.
拙劣的畫：拙劣的、業(yè)余的圖畫或圖片

來源：
Middle English dauben
中古英語 dauben
from Old French dauber
源自 古法語 dauber
from Latin dôalb3re [to whitewash]
源自 拉丁語 dôalb3re [水洗]
dô- [intensive pref.] * see de-
dô- [表示強調(diào)的前綴] *參見 de-
albus [white] * see albho-
albus [白色] *參見 albho-

【引伸】
daub.er
n.（名詞）
daub.ery