daub

Short definition from Wiktionary

Noun

1. 1
   Excrement or clay used as a bonding material in construction.
2. 2
   A soft coating of mud, plaster, etc.
3. 3
   A crude or amateurish painting.

Verb

1. 1
   To apply (something) to a surface in hasty or crude strokes.
2. 2
   To paint (a picture, etc.) in a coarse or unskilful manner.
3. 3
   To cover with a specious or deceitful exterior; to disguise; to conceal.
4. 4
   To flatter excessively or grossly.
5. 5
   To put on without taste; to deck gaudily.
6. 6
   To mark spots on a bingo card, using a dauber.

Proper noun

1. 1
   A surname.