Slack

/slæk/

verbmedium📊CommonGeneral
3 meanings2 idioms/phrases3 questions

Definitions

3 meanings
1

To make or become less active, slower, or less intense.

/slæk/

verbneutralmedium
General

To reduce speed or intensity.

The workers slacked off after lunch.

💡 Simply: Imagine you're running a race, but you get tired. To slack means to slow down a little, maybe walk for a bit, to catch your breath. It's like taking a break from being super active.

👶 For kids: To slow down or take a break from working or playing.

More Examples

2

He slacked his grip on the rope.

3

As the storm approached, the wind began to slack.

How It's Used

General

"The coach told the team to slack off during the warm-up."

Business

"The company decided to slacken production due to a decrease in demand."

2

Not taut or tight; loose; negligent or careless.

/slæk/

adjectivenegativeBeginner
General

Not tight or taut; loose.

The rope was slack and needed tightening.

💡 Simply: Imagine a rope that isn't pulled tight. It's all wobbly and droopy – that's slack! Or if you're not doing your homework very well, you're being slack with your responsibilities.

👶 For kids: Not tight or not doing your best.

More Examples

2

He was fired for his slack work ethic.

3

Don't be slack with your chores!

How It's Used

Clothing

"The rope was slack, making the task difficult."

General

"He was reprimanded for being slack in his duties."

Tip:Think of a loosely held rope – it's *slack*.
3

The part of a rope, cable, or other material that hangs loosely or is not held taut.

/slæk/

nounneutralBeginner
General

The part of a rope or other material that hangs or moves loosely.

He took up the slack in the rope.

💡 Simply: Think of a rope or a leash. If you're not pulling it tight, the extra, loose part is called slack. You can let out the slack to give something more room to move.

👶 For kids: The loose part of a rope or leash.

More Examples

2

There's too much slack in the cable.

3

The dog pulled, and I let out some slack.

How It's Used

Nautical

"He pulled in the slack on the mooring line."

General

"The dog pulled on the leash, but I let out some slack."

Tip:Imagine a rope with extra length – that extra bit is the *slack*.

Idioms & expressions

slack off

To reduce one's effort or activity; to become less diligent.

"The students slacked off during the last week of school."

give someone some slack

To be more tolerant or lenient towards someone; to allow more freedom or flexibility.

"The teacher gave the student some slack on the late assignment."

From Old English *slac*, *sleac* ('loose, lax'). Related to German *schlaff* and Dutch *slap*.

Used in Old English to describe something loose or lax. The meaning has remained relatively consistent over time, extending to describe laziness or a lack of effort.

Memory tip

Think of a rubber band – when you let it go loose, it *slacks*.

Word Origin

LanguageProto-Germanic
Original meaning

"loose, lax"

slack offslack inslack ropeslack time

Common misspellings

slak

Usage

60%Spoken
40%Written