(slang) To underperform; to lag behind; to fail to exert effort.

a domesticated four-legged animal that often barks and is commonly kept as a pet

Alternative form of dog eat dog

Ruthlessly acquisitive or competitive. Describes a business or other set of circumstances where people try to succeed at the expense of other people.

One of the dog days of summer: a late-summer day.

(UK, Australia, New Zealand, Canada, idiomatic) An unappealing mixture; a disorderly situation; a mess. / Used other than figuratively or idiomatically: see dog, breakfast.

A police dog trained to sniff out illegal goods such as drugs or explosives.

plural of sea dog

plural of sea-dog

(idiomatic, transitive) To follow diligently.