メインゲートalso: メーンゲートMeanings1nounmain gateRefers to the primary entrance gate of a facility, venue, park, or large complex. Straightforward loanword from English.コンサート会かい場じょうのメインゲートは午ご後ご5時じに開ひらきます。The main gate of the concert venue opens at 5 p.m.