1Northern English (of the weather or a place) uncomfortably or oppressively hot.
‘it's reet mafting tonight—proper sticky!’
- ‘anyone been struggling lately in this mafting weather?’
- ‘I swear every room in this house has secret AC except mine which is always mafting’
- 1.1(of a person) feeling uncomfortably hot.
- ‘both my bedroom windows are open and I’m still mafting’