balker n. 障碍;错误 (balk的变形)
balker[ noun ]
a person who refuses to comply
<noun.person>
Balker \Balk"er\, n. [See 2d {Balk}.]
One who, or that which, balks.
Balker \Balk"er\, n. [See last {Balk}.]
A person who stands on a rock or eminence to espy the shoals
of herring, etc., and to give notice to the men in boats
which way they pass; a conder; a huer.