Learner's definition of SIT
1 a [no object] : to be in a position in which your bottom is resting on a chair, the ground, etc., especially with your back upright
b [no object] : to begin to sit : to put yourself in a sitting position c always followed by an adverb or preposition, [+ object] : to cause (someone) to be seated : to put (someone) in a sitting position
He was sitting in a chair next to the window.
She sat across from me during dinner.
The children sat cross-legged on the floor playing a game.
Are you going to sit there and watch TV all day?
Don't just sit there—do/say something!
You can't expect young children to sit still [=sit without moving around] for that long.
2 a of an animal : to rest with the tail end of the body on the floor and the front legs straight b of a bird : to rest on the top or the edge of something 3 always followed by an adverb or preposition, [no object] : to be or stay in a particular place, position, or condition 4 [no object] : to be a member of an official group that has meetings 5 [no object] : to meet in order to carry on official business : to hold a session
6 a : to take care of a child while the child's parents are away : babysit b : to take care of something while the owner is away — usually used in combination 7 [+ object], US : to have enough seats for (a certain number of people) 8 [no object] : to pose for a portrait, photograph, etc. 9 British : to take (an examination)
sit around[phrasal verb]also chiefly Britishsit about
: to spend time doing nothing useful
sit back[phrasal verb]
1 : to get into a comfortable and relaxed position in a chair, seat, etc. 2 : to make no effort to do something
sit by[phrasal verb]
: to make no effort to stop something bad or unpleasant from happening
sit down[phrasal verb]
1 : to begin to sit : to put yourself into a sitting position
— sometimes used figuratively
She called just as we were sitting down to eat.
Come on in and sit down. [=have a seat]
Please sit down and be quiet.
2 be sitting down : to be in a sitting position 3 sit (someone) down : to cause (someone) to be seated : to put or get (someone) in a sitting position
sit in[phrasal verb]
1 : to take the place of someone who is not present 2 sit in on (something) : to attend (something, such as a class or meeting) without officially participating
sit on[phrasal verb]
sit on (something)informal
: to delay dealing with or talking about (something)
Let's sit on the problem for a while and see if anything changes.
They have been sitting on my insurance claim for months!
Let's just sit on this news for the time being.
sit on your hands
: to make no effort to deal with or respond to something
sit out[phrasal verb]
sit out (something) or sit (something) out
1 : to stay in a place and wait for (something) to end 2 : to not take part in (something)
: to be in a very good or favorable situation — usually used as be sitting pretty
sit through[phrasal verb]
sit through (something)
: to go to (something) and stay until the end
1 : to not move or change your position : to stay where you are 2 : to not change your situation : to stay in the same situation
sit up[phrasal verb]
1 : to stay awake until late at night 2 : to sit with your back very straight 3 sit up or sit (someone) up : to move or help (someone) to move into a sitting position
He sat up in bed.
She sat the child up.
sit up and take notice
: to suddenly pay attention to (someone or something)
sit well/comfortably (etc.)
◊ If something does not sit well/comfortably (etc.) with you, you do not like it.