1. (

• dog ,
• domestic_dog ,
• Canis_familiaris

) a member of the genus Canis (probably descended from the common wolf) that has been domesticated by man since prehistoric times; occurs in many breeds; "the dog barked all night" ;

2. (

• frump ,
• dog ,

) a dull unattractive unpleasant girl or woman; "she got a reputation as a frump"; "she's a real dog" ;

3. (

• dog

) informal term for a man; "you lucky dog" ;

4. (

• cad ,
• bounder ,
• blackguard ,
• dog ,
• hound ,
• heel

) someone who is morally reprehensible; "you dirty dog" ;

5. (

• frank ,
• frankfurter ,
• hotdog ,
• hot_dog ,
• dog ,
• wiener ,
• wienerwurst ,
• weenie

) a smooth-textured sausage of minced beef or pork usually smoked; often served on a bread roll ;

6. (

• pawl ,
• detent ,
• click ,
• dog

) a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward ;

7. (

• andiron ,
• firedog ,
• dog ,
• dog-iron

) metal supports for logs in a fireplace; "the andirons were too hot to touch" ;

1. (

• chase ,
• chase_after ,
• trail ,
• tail ,
• tag ,
• give_chase ,
• dog ,
• go_after ,
• track

) go after with the intent to catch; "The policeman chased the mugger down the alley"; "the dog chased the rabbit" ;