lose weight — become thinner
collocationB1IELTS 5+neutralcommon
To become lighter or thinner by reducing the amount of body fat, often by eating less or exercising.
Say it like a native
Textbook She managed to reduce her body mass.
Native She lost a bit of weight.
'Lose weight' is natural; 'reduce body mass' is clinical.
Pattern: lose weight
In use
- After changing her diet, she managed to lose weight and felt much healthier.health
- Many people try to lose weight by joining a gym or following a special diet.IELTS speaking
Common mistake
✗ I want to lose my weight.
✓ I want to lose weight.
No 'my' — just 'lose weight' (uncountable, no possessive).
Common collocations
lose weight— a bit of, gain, trying to, quickly
Don't confuse it
Do not confuse with 'gain weight', which means to become heavier.