lick and a promise

a lick and a promise (a hasty bit of work; a quick once-over) as in finish sth with a lick and a promise and give sth a lick and a promise — (сделать, закончить что-л.) на скорую руку, кое-как

Example 1: I was pressed for time, so I just gave the housework a lick and a promise. (McGraw-Hill’s)

Example 2: Mary spent so much time on her history paper that she had to finish her math homework with a lick and a promise.
— ...работу по математике пришлось закончивать уже наспех, кое-как.
(McGraw-Hill’s)

see also
[кое-как]