Helmo is usually the name of an awesome couple, who are perfect for each other and everyone is jealous of them! They are usually also both really sexy. In a proper Helmo, they both have to be Dutch.
Guy 1 : They're so cute together!

Guy 2 : I know, they're a helmo!
by HelmoTheSexyCouple October 15, 2011
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An absolute mad lad goes on many seshes and is the coolest guy around.
Guy: ‘have you heard about that lad Helmo?’
Guy 2: ‘yeah I’m proper petrified of him like’
by Some mental geezer September 9, 2018
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