top-up

top-up ▶noun Brit. an additional or extra amount or payment that restores something to the level that is required: they will miss out on hundreds of pounds worth of pension top-ups | [ as modifier ] : top-up fees for university students. • a quantity of a drink that refills a partly full glass or cup: he headed back to the bar for a top-up.

top-up

top-up ▶noun Brit. an additional or extra amount or payment that restores something to the level that is required: they will miss out on hundreds of pounds worth of pension top-ups | [ as modifier ] : top-up fees for university students. • a quantity of a drink that refills a partly full glass or cup: he headed back to the bar for a top-up.