tried and tested

Meaning

1. tried and tested / trusted

   that you have used or relied on in the past successfully

   a tried and tested method for solving the problem

In the movies · 6

• A census-taker once tried to test me.The Silence of the Lambs1991
• No, no, no. I'll tell you what we'll do. We'll use try and tested methods.The Pianist2002
• Why? Were you trying to test me?Crazy Rich Asians2018
• - Don't try and test me.The Selfish Giant2013
• - Let's try another test. - I don't want to try another test.Moon2009
• -Are you trying to test me, kid? -Get off the ice!Tooth Fairy2010

From the same entry

• not for want of trying
• try your hand
• try it on
• try your luck
• try patience
• do your damnedest
• do your level best
• these things are sent to try us
• try for
• try on
• try out for
• try out