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Definition of Ironman™ noun from the Oxford Advanced Learner's Dictionary

Ironman™

noun
 
/ˈaɪənmæn/
 
/ˈaɪərnmæn/
(also Ironman Triathlon™
 
/ˌaɪənmæn traɪˈæθlən/
 
/ˌaɪərnmæn traɪˈæθlən/
)
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  1. 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.
    Topics Sports: other sportsc2
trait
noun
 
 
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