(often + on/upon) to establish or apply (something, e.g. a tax, fine, rule, etc) as compulsory
(often + on/upon) to establish (something) by force
to force (oneself) into the company or on the attention of another
(+ on/upon) to pass off (something fake) on somebody
He made a career of imposing fake antiques on the public
to arrange (typeset pages) in the required order for printing
(usu + on/upon) to take unwarranted advantage of something
I felt we were imposing on his good nature
(often + on/upon) to be an excessive requirement or burden
imposable adj
imposer noun
[early French imposer from Latin impositus, past part. of imponere to put upon, from in-2 + ponere to put]