halterneck halterneck /ˈhɒl.tə.nek/ aep /ˈhɑːl.t̬ɚ-/ noun [C] UK (UShalter, ˈhalter ˌtop) ► F0 a piece of women's clothing that is held in position by a strap that goes behind the neck so that the upper back and shoulders are not covered: » a halterneck dress/swimsuitThesaurus+: ↑Jumpers, shirts and tee-shirts