
The presenter teased a glimpse of her cleavage in the low-cut number, which left her décolletage and arms exposed.
She teamed the skimpy style with a tight-fitting black skirt, which allowed her to showcase her toned pins as she stood in front of the letters and numbers board.
Rachel struggled to suppress her giggling as she was presented with some rather interesting answers during the latest episode.
She could be seen chuckling as one contestant offered the word “todger” as an answer but it was “spank” which left her blushing.
Both John and Tom struggled with one of the letters rounds and could only come up with a five letter word.
When they revealed they had the same answer, host Nick Hewer laughed: “Any more spanking?”
Susie Dent, who is a firm fixture in Dictionary Corner, confessed: “We didn’t have spank actually.”
Meanwhile, Rachel appeared to be blushing as she spelt out the cheeky word on the letters board.
