"drained" in the verb sense
1. drain, run out
flow off gradually
"The rain water drains into this big vat"
2. drain
deplete of resources
"The exercise class drains me of energy"
3. drain
empty of liquid drain the liquid from
"We drained the oil tank"
4. enfeeble, debilitate, drain
make weak
"Life in the camp drained him"
"drained" in the adjective sense
1. drained
emptied or exhausted of (as by drawing off e.g. water or other liquid
"a drained marsh"
"a drained tank"
"a drained and apathetic old man...not caring any longer about anything"
2. knackered, drained
very tired
3. dead, drained
drained of electric charge discharged
"a dead battery"
"left the lights on and came back to find the battery drained"
Source: WordNet® (An amazing lexical database of English)
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