noun

• 1A high-cut undergarment or swimming costume having only a thin strip of material passing between the buttocks.

  More example sentences

  • ‘If you want lined T-backs, you need to check the reputable online shops.’

  1. 1.1A style of back on a bra or bikini top in which the shoulder straps meet before joining the horizontal strap below the shoulder blades.
     ‘Larger breasted women usually prefer racerbacks or T-backs because they offer more support.’
     More example sentences

     • ‘Just follow the advice given above, and soon you'll be wearing the T-back tank top.’