6 Mar 2000

Question 1

on the dot

Answer 1

(informal) exactly on time or at the exact time mentioned
The taxi showed up on the dot.
Breakfast is served at 8 on the dot.
Please tell him I’ll call him on the dot of twelve.

Question 2

sticking point

Answer 2

something that people do not agree on and that prevents progress in a discussion
This was one of the major sticking points in the negotiations.