Acronym for "Spontaneous Display of Affection" Can occur in
person (hugs, kisses, etc.), Over the phone ("i love you"), over email or IM (emoticons, typing).
SDAs generally occur after
long silences. It is not considered an SDA if it is brought about by any action of the
two (or possibly more) parties.
<Jack and Jill are silently walking>
Jill: (out of the
blue) I LOVE YOU I LOVE YOU I LOVE YOU! (hugs and kisses
Jack)
Jack: Boy, it seems i am at the business end of a serious SDA!