to direct (an assembly of persons) to disperse or go

I dismissed the class early.

to bid or allow (a person) to go; give permission or a request to depart.

to discharge or remove, as from office or service

to dismiss an employee.

to discard or reject

to dismiss a suitor.

to put off or away, esp. from consideration; put aside; reject

She dismissed the story as mere rumor.

to have done with (a subject) after summary treatment

After a perfunctory discussion, he dismissed the idea.

Law . to put out of court, as a complaint or appeal.

verb

accept , hold , keep , maintain , preserve , welcome , appoint , employ , engage , hire , secure

verb

abolish , banish , boot * , brush off * , bundle , cast off * , cast out * , chase , chuck , clear , decline , deport , detach , disband , discard , dispatch , dispense with , disperse , dispose of , dissolve , divorce , do without , drive out , eject , expel , force out , have done with , kick out * , let go , let out , lock out , outlaw , push aside , push back , reject , release , relegate , relinquish , repel , repudiate , rid , send off , send packing * , shed , show out , slough off , supersede , sweep away , turn out , ax * , boot out , bounce * , bump * , can * , cashier * , defrock , depone , depose , deselect , discharge , disemploy , disfrock , displace , disqualify , drop , fire , furlough , give notice to , give the ax , give the gate , give the heave-ho , give walking papers , give warning , impeach , lay off , let out * , oust , pension , pink-slip , put away * , recall , retire , sack * , shelve * , shut out * , suspend , terminate , turn away , unfrock , unseat , wash out * , contemn , deride , despise , disdain , dispel , disregard , flout , gibe , gird , jeer , kiss off * , laugh away , lay aside , mock , pooh-pooh * , rally , repulse , ridicule , scoff , scorn , scout , set aside , spurn , taunt , twit , cashier , send , bump , evict , throw out , give over , give up , skip , cast out , shut out , refuse , turn down , boot , can , delegate , free , remove , sack , send packing , write off