slack off

/slæk ɒf/
phrasal verbIntermediate to reduce effort or workphrasal verb
informal

To work or perform less diligently or with less effort than usual.

He was caught slacking off during the meeting.

He was caught not paying attention or working hard during the meeting.

Students often slack off when the teacher isn't looking.

Students often reduce their effort or stop working when the teacher isn't supervising.

💡

This phrase is commonly used in informal contexts to describe someone who is being lazy or not putting in enough effort.

Collocations

slack off onto reduce effort in a specific areaslack off fromto stop doing something regularly

Related Phrases

goof offphrasal verb
to waste time doing nothing
loaf aroundphrasal verb
to spend time doing nothing

💡Pro Tip

Context Matters

Use 'slack off' in informal settings, such as with friends or colleagues, but avoid using it in formal or professional contexts.

Gold Rule

Avoid Negative Connotations

Be mindful that 'slack off' can imply laziness or lack of commitment, so use it carefully in professional settings.

📖Word Origin

The phrase 'slack off' combines 'slack,' meaning loose or not tight, with 'off,' meaning to stop or reduce. It metaphorically describes reducing effort or work.

📝Usage Notes

This phrase is informal and often used in casual or workplace settings to describe someone who is not working as hard as they should.

Word Breakdown

slack
loose or not tight
root
+
off
to stop or reduce
particle
English Dictionary