[lad] 
| 1. | a boy or youth. |
| 2. | Informal. a familiar or affectionate term of address for a man; chap. |
| 3. | British Horseracing Informal. a stable boy. |
| a hypothesized innate mental faculty present in infants that enables them to construct and internalize the grammar of their native language on the basis of the limited and fragmentary language input to which they are exposed. Abbreviation: LAD |
| lad (lād) n.
[Middle English ladde, perhaps of Scandinavian origin.] |
LAD
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