The 29-year-old has put pen to paper on a two-year deal after a brief spell at Yeovil.
The forward is expected to start against Kilmarnock on Saturday, pending international clearance.
The Dons currently sit second-bottom in the Scottish Premier League.
Restore Data
| Team | P | W | D | L | F | A | GD | PTS | |
| 1 | Celtic | 5 | 5 | 0 | 0 | 14 | 0 | 14 | 15 |
| 2 | Aberdeen | 5 | 5 | 0 | 0 | 10 | 3 | 7 | 15 |
| 3 | RangersRangers | 5 | 3 | 1 | 1 | 9 | 4 | 5 | 10 |
| 4 | Dundee UnitedDundee Utd | 5 | 2 | 2 | 1 | 6 | 4 | 2 | 8 |
| 5 | Motherwell | 5 | 2 | 1 | 2 | 7 | 6 | 1 | 7 |
| 6 | Dundee | 5 | 1 | 3 | 1 | 9 | 9 | 0 | 6 |
| 7 | St Mirren | 5 | 1 | 2 | 2 | 8 | 10 | -2 | 5 |
| 8 | Hibernian | 5 | 1 | 2 | 2 | 5 | 8 | -3 | 5 |
| 9 | Ross County | 5 | 1 | 2 | 2 | 3 | 8 | -5 | 5 |
| 10 | St Johnstone | 5 | 1 | 0 | 4 | 5 | 8 | -3 | 3 |
| 11 | Kilmarnock | 5 | 0 | 2 | 3 | 3 | 12 | -9 | 2 |
| 12 | Hearts | 5 | 0 | 1 | 4 | 2 | 9 | -7 | 1 |
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