Third-person singular simple present indicative form of bobbar

(vulgar, Northern England, slang) Excrement. / (vulgar, Northern England, slang) Something that is rubbish, useless, nonsense. / (vulgar, Northern England, slang) Something of poor quality.

(Northern England, slang) To defecate.

simple past tense and past participle of bobbar

present participle of bobbar