I . v. n.
1.
Mistake ( grossly ), err ( from want of care ).
2.
Flounder, stumble, go bungling.
3.
Bungle, be awkward, miss the mark, miss the point, be stupid, inaccurate, or at loose ends.
II . n.
Mistake ( of the grossest kind ), error ( from thoughtlessness ), gross mistake, piece of stupidity.