Also means
to firm up
Usage Note
Straffen in a body context means to tone or firm muscles or skin — die Muskulatur straffen. It is used in fitness and cosmetic contexts; also used reflexively: sich straffen (to tighten up).
Examples
"Regelmäßiges Training hilft, die Bauchmuskulatur zu straffen."
Natural Translation
Regular training helps to tone the abdominal muscles.
Literal Translation
Regular training helps, the abdominal musculature to tighten.
Related Words
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