Certain racing wear (6)
I believe the answer is:
speedo
(Other definitions for speedo that I've seen before include "It measures rate of progress" , "Trademark swimming briefs" , "Mph indicator" , "The clock (in a car)" , "Make for swimmers" .)
I believe the answer is:
speedo
(Other definitions for speedo that I've seen before include "It measures rate of progress" , "Trademark swimming briefs" , "Mph indicator" , "The clock (in a car)" , "Make for swimmers" .)