noun
plural -tions
the act or power of carefully thinking about, listening to, or watching someone or something [noncount]
This sense is sometimes used as an interjection.
[noncount] :notice, interest, or awareness
[noncount] :special care or treatment
attentions [plural] :acts of kindness, care, or courtesy :acts that show affection or admiration for someone
[noncount] :the way a soldier stands with the body stiff and straight, the feet together, and both arms at the sides - often used as a command
Attention!
at attention
or to attention :standing silently with the body stiff and straight, the feet together, and both arms at the sides
in a position that shows careful listening or attention