outdoorswimming
nounUK /ˌaʊtˈdɔːˌswɪmɪŋ/
US /ˌaʊtˈdɔːrˌswɪmɪŋ/
Swimming that you do in a lake, river, or the sea, not in a pool.
We went outdoorswimming in the lake on a sunny day.
OTHER MEANINGS
2. Swimming for fun or exercise in natural water rather than a swimming pool.
Outdoorswimming is a popular hobby in cold countries.
3. A sport where people swim long distances in open water.
She trains for outdoorswimming races every summer.
4. Swimming outside in any water, including ponds and rivers.
The kids love outdoorswimming when we camp by the river.