1. [noun] A bag, specifically a tote bag.
2. [noun] A heavy burden.
3. [verb] To carry or bear.
4. [verb] To add up; to calculate a total.
5. [noun] (British) A pari-mutuel machine; a totalizator
6. [noun] A capacious bag or basket.
7. [verb] Carry with difficulty; 'You'll have to lug this suitcase'.