noun, verb, lammed, lam⋅ming. Slang.| 1. | a hasty escape; flight. |
| 2. | to run away quickly; escape; flee: I'm going to lam out of here as soon as I've finished. |
| 3. | on the lam, escaping, fleeing, or hiding, esp. from the police: He's been on the lam ever since he escaped from jail. |
| 4. | take it on the lam, to flee or escape in great haste: The swindler took it on the lam and was never seen again. |
on the lam
[...læm]
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on the lam
Running away, especially from the police, as in He's always in some kind of trouble and perpetually on the lam. The origin of this slangy term of the 1800s is not known.