| a silvery streak occurring typically on the abdomen or thighs and caused by stretching of the skin over a short period of time, as during pregnancy or rapid weight gain. |
| stretch mark n. A shiny line on the skin of the abdomen, breasts, thighs, or buttocks that is often lighter than the surrounding skin and is caused by the stretching and weakening of elastic tissues as a result of pregnancy or obesity, for example. |
stretch mark n.
A shiny line on the skin of the abdomen, breasts, thighs, or buttocks caused by the prolonged stretching of the skin and weakening of elastic tissues, as in pregnancy or obesity.