Ironman™
noun/ˈaɪənmæn/
/ˈaɪərnmæn/
(also Ironman Triathlon™
/ˌaɪənmæn traɪˈæθlən/
/ˌaɪərnmæn traɪˈæθlən/
)- an extreme triathlon that involves swimming for 2.4 miles, cycling for 112 miles and running for 26.22 miles
- She's been training hard for the Ironman for the past six months.
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Ironman™