welcome to do
welcome to (do something)
1. adjective Expressly permitted or encouraged to do something. I just don't think it's possible to get this motor started, but you're welcome to try. Why are you so upset? You said I was welcome to take the car out whenever I wanted!
2. verb To permit or encourage someone to do something. In this usage, a noun or pronoun is used between "welcome" and "to." If anyone doubts my research, I welcome them to prove me wrong. We would like to welcome everyone and their families to join us for our annual company picnic this weekend.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
welcome to do something
free to do something; allowed to do something. The audience is welcome to ask questions at the end of the speech. You are welcome to help yourself to anything in the kitchen.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.