| SIN | a collarless men's undergarment for the upper part of the body |
|---|---|
| SIN | week-stemmed winter annual native to Mediterranean region for long established in southern United States |
| SIN | the playing card that is the only card in a suit held in a bridge hand as initially dealt |
| SIN | a set containing a single member |
| SIN | a single object (as distinguished from a pair) |
| SIN | one by one |
| SIN | apart from others |
| SIN | (British) informal group singing of popular songs |
| SIN | a regular and monotonous rising and falling intonation |
| SIN | speak, chant, or declaim in a singsong |
| SIN | move as if accompanied by a singsong |
| SIN | uttered in a monotonous cadence or rhythm as in chanting |