You know when to tuck in a dress shirt primarily by looking at its design, specifically the shape of its bottom edge.
Check the Shirt's Hemline
The most reliable way to determine if a dress shirt is meant to be tucked in is by examining its hem (the bottom edge).
- Look for "Tails": If the hem of the shirt includes tails – meaning it is noticeably longer in the front and back and shorter at the sides – it is designed to be tucked in. This specific cut helps the shirt stay securely tucked into your trousers throughout the day, preventing it from coming loose easily.
Additional Considerations for Tucking
Beyond the hem design, the context in which you are wearing the shirt also plays a crucial role:
- Formality: For formal occasions, business settings, or when wearing a suit or tie, dress shirts are almost always tucked in.
- Fit and Length: Shirts intended for tucking are usually longer than those designed to be worn untucked. This length ensures they stay neat and in place when tucked.
In summary, if your dress shirt features the classic curved hem with distinct tails, it is intended to be tucked in, especially when dressing formally or professionally. Shirts with a straight hem are typically designed to be worn untucked.