Lost the thread of your argument

[Izik]

English Language Tests, Intermediate level

ESL/EFL Test #62 "Losing It (2)", question 6

Do you mind repeating that last bit again as I seem to have lost the ......... of your argument?

(a) length
(b) string
(c) cord
(d) thread

English Language Tests, Intermediate level

ESL/EFL Test #62 "Losing It (2)", answer 6

Do you mind repeating that last bit again as I seem to have lost the thread of your argument?

Correct answer: (d) thread

Your answer was: correct
_________________________

what does the phrase 'lost the thread of your argument' mean??

[Alan]

[Kati Svaby]

Hello,

I lose the thread when I am unable to follow an argument, lecture, conversation, story etc. is going.

Thanks:
Kati Svaby