dog

noun

1
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
metal supports for logs in a fireplace
the andirons were too hot to touch
3
a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward
4
a smooth-textured sausage of minced beef or pork usually smoked; often served on a bread roll
5
someone who is morally reprehensible
you dirty dog
6
informal term for a man
you lucky dog
7
a dull unattractive unpleasant girl or woman
she got a reputation as a frump
she's a real dog

1
go after with the intent to catch
The policeman chased the mugger down the alley
the dog chased the rabbit

Also useful for “dog”:Unscrambler— Turn loose letters into real words