on [phrasal verb] [T] - to force your presence on (someone) when it is not wanted, or to cause inconvenience to (someone)Are you sure it's all right for me to come tonight? I don't want to impose on you.She's always imposing on people - asking favours and getting everyone to do things for her.
IMPOSE
Meaning of IMPOSE in English
Cambridge English vocab. Кембриджский английский словарь. 2012