like it's nobody's business

With extreme intensity

Like it's nobody's business describes doing something with intensity, enthusiasm, or abandon—as if unconcerned with anyone else's judgment or observation.

The phrase suggests uninhibited action: She can dance like it's nobody's business.

Often implies impressive skill or remarkable quantity: He eats pizza like it's nobody's business.

Related

audacity · gusto · fervor · no holds barred · pedal to the metal · full throttle · full steam ahead · hell for leather · covertness · determination · drive · surreptitiousness · hush-hush · concealment · going all out · leave it all on the field · passion · fearlessness

Opposites
intensity/vigor

like it's nobody's businesshalf-heartedly

With little genuine effort

halfheartedly · tepidly · weakly · feebly · listlessly

inhibition/restraint

like it's nobody's businesstimidly

In fearful, hesitant fashion

cautiously · hesitantly · gingerly · tentatively · self-consciously

skill/competence

like it's nobody's businessincompetently

Without adequate skill

clumsily · awkwardly · amateurishly · poorly · badly

Family

liking, likeness, unlikely, likely, likelihood, nobody, nobodies, bodies, embody

Familiarity
Top 200,000
Profile
Known to kids · Used worldwide · Timeless · Abstract · Everyday, not technical · Rated G