2
1.An act or display of affection performed on a promiscuous woman, or lady of the night. - Horlicks.

2.Allegedly also known to be (loosely) based on a well loved night time beverage according to legend, associated with giants.
"The sleepy man displayed his affection, before turning in and going to bed with a mug full of horlicks."
by Hill Arious June 09, 2012
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