(noun, adjective, verb, adverb)


1. having undesirable or negative qualities

- a bad report card

- his sloppy appearance made a bad impression

- a bad little boy

Similar word(s): worst, worse, unfavorable, unfavourable, abominable, atrocious, awful, dreadful, painful, terrible, unspeakable, corked, corky, deplorable, distressing, lamentable, pitiful, sad, sorry, fearful, frightful, hard, tough, hopeless, horrid, crappy, icky, lousy, rotten, stinking, stinky, ill, incompetent, unskilled, naughty, negative, pretty, rubber, severe, swingeing, uncool, unsuitable, evil, disobedient

2. very intense

- a bad headache

- had a big (or bad) shock

- a bad earthquake

Similar word(s): intense, big

3. feeling physical discomfort or pain (`tough' is occasionally used colloquially for `bad')

- my throat feels bad

- she felt bad all over

Similar word(s): uncomfortable, tough

4. (of foodstuffs) not in an edible or usable condition

- bad meat

Similar word(s): stale, spoiled, spoilt

5. feeling or expressing regret or sorrow or a sense of loss over something done or undone

- he felt bad about breaking the vase

Similar word(s): penitent, repentant, regretful, sorry

6. not capable of being collected

- a bad (or uncollectible) debt

Similar word(s): invalid, uncollectible

7. below average in quality or performance

- a bad chess player

- a bad recital

Similar word(s): inferior

8. nonstandard

- so-called bad grammar

Similar word(s): nonstandard

9. not financially safe or secure

- a bad investment

Similar word(s): unsound, risky, speculative

10. physically unsound or diseased

- has a bad back

- a bad heart

- bad teeth

Similar word(s): unhealthy, unfit, unsound

11. capable of harming

- bad air

- smoking is bad for you

Similar word(s): harmful

12. characterized by wickedness or immorality

- led a very bad life

Similar word(s): evil

13. reproduced fraudulently

- like a bad penny...

Similar word(s): counterfeit, imitative, forged

14. not working properly

- a bad telephone connection

Similar word(s): malfunctioning, nonfunctional, defective

Sentences with bad as an adjective:

- You have bad credit.

- Do you think it is a bad idea to confront him directly?

- It is bad manners to talk with your mouth full.

- Lard is bad for you. Smoking is bad for you, too. Grapes are bad for dogs but not for humans.

- Divorce is usually a bad experience for everybody involved.

- Be careful. There are bad people in the world.

- I had a bad headlight.

- These apples have gone bad.

- Bad breath is not pleasant for anyone.

- He is in bad need of a haircut.

- You is [sic] bad, man!


1. with great intensity (`bad' is a nonstandard variant for `badly')

- the injury hurt badly

- the buildings were badly shaken

- it hurts bad

Similar word(s): badly

2. very much; strongly

- I wanted it badly enough to work hard for it

- the cables had sagged badly

- they were badly in need of help

Similar word(s): badly

Sentences with bad as an adverb:

- I didn't do too bad in the last exam.


1. that which is below standard or expectations as of ethics or decency

- take the bad with the good

Similar word(s): badness

Definition categories: attribute, quality

Sentences with bad as a noun:

- Sorry, my bad!


1. (Britain, dialect, transitive) To shell (a walnut).