| Noun | 1. | biweekly - a periodical that is published biweekly | |
| Adj. | 1. | biweekly - occurring twice a week | |
| 2. | biweekly - occurring every two weeks | |
| Adv. | 1. | biweekly - twice a week; "he called home semiweekly" | |
| 2. | biweekly - every two weeks; "he visited his cousins fortnightly" | |