Top definition
The refusal to buy single measures for girls at the bar.
Thus them getting more drunk than they would be & POW!
It has served myself & close friends very well in the past.
Dave - "I've got a date on Friday with Sarah, but not sure how things are gonna go?"
Steve - "Mate, adopt the No Singles Rule & you're in there like swimwear!"
by LeeKrow November 12, 2010
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