What do you mean: -D

This is a smiling face from the side (head down to the left)

A symbol commonly used in texts such as short messages to express expressions, indicating laughter.

also

:-) Smile

; -) indicates blinking.

-(expressing sadness)

: -0 means surprise.

-P means naughty tongue.

:-* means blowing a kiss.

(it means crying.

B-) means cool (laughing with sunglasses)

:-@ means angry.