Welcome  —n. Act of greeting or receiving gladly; kind or glad reception. —int. Expressing such a greeting. —v. (-ming) receive with a welcome. —adj. 1 that one receives with pleasure (welcome guest; welcome news). 2 (foll. By to, or to + infin.) Cordially allowed or invited (you are welcome to use my car).  make welcome receive hospitably. Outstay one's welcome stay too long as a visitor etc. You are welcome there is no need for thanks. [old english]