reckless

be reckless of the consequences

a reckless disregard for life and limb.

Such reckless spending is a crime.

he was convicted of reckless driving.

his reckless extravagance with other people's money.

he had a reckless and tempestuous streak.

He dashed out, reckless of the danger.

He thought she was too reckless at it.

He is very reckless when he is drunk.

The policeman chewed out the driver for reckless driving.

she drove with reckless speed, slaloming in and out of the stalled cars.

He was so vain and reckless that he would break a friendship, rather than not break a jest.

Most southern towns have suffered from the reckless depredation of the armed gang.

Behind his cool exterior lurks a reckless and frustrated person.

The entry was more of a free-fall, really, Lron's piloting veering between the suicidally reckless and the professionally competent.