sit on something phrasal verb informal (see also sit)
to delay dealing with something:
I sent my application about six weeks ago and they’ve just been sitting on it.

[TahlilGaran] Dictionary of Contemporary English ▲

sit on
1. to be a member of a jury or board etc.
The former politician sits on the board of many corporations.

2. to hold someone or something back, to delay something
I am going to sit on my job application until I am sure that I want to apply for the new job.

[TahlilGaran] English Idioms Dictionary ▲

sit on something
1. to be a member of a jury or board etc.
The former politician sits on the board of many corporations.

2. to hold someone or something back, to delay something
I am going to sit on my job application until I am sure that I want to apply for the new job.

[TahlilGaran] English Idioms Dictionary ▲

sit on
v.
1. To be a member of (a jury, board, commission), etc.
Mr. Brown sat on the jury at the trial.
2. informal To prevent from starting or doing something; squelch.
The teacher sat on Fred before he could get started with the long story.
The teacher sat on Joe as soon as he began showing off.

[TahlilGaran] English Idioms Dictionary ▲