The Chelsea captain, who has won four Premier League titles, five FA Cup trophies and the Champions League during his time at Stamford Bridge, admits that the players all use the same urinal in the dressing room before a game.
And Terry admits their bizarre ritual has even prevented them from starting matches on time.
“I am very superstitious and, for me, if we win a game then I add it on to my next superstition,” Terry told The Sun.
“Last season, as you can imagine, it built up to quite a lot. Me and Frank started it a long time ago; in the Chelsea dressing room we have three urinals and me and Lamps started weeing in one.
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“We won the game and, for me, that was it, the next week there was a queue of me, Frank and Ash.
“The next week there were four of us and the week after there were five.
“And even now, up until today, you have Cesar Azpilicueta and Cesc Fabregas, we are all there in one big queue.
“A few months ago the club secretary said to me: ‘we have had a few calls from the FA complaining because we have been going out late’ and I didn’t have the heart to tell him it was because we were all waiting to go for a wee.”