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1. trainsmash
Something you wouldn't do when your children are around, on or off a train.
'Man...last night was a trainsmash'

OR

'Excuse me your in my seat, if my kids weren't here there'd be a trainsmash!'
2. trainsmash
when you mix (or "bash") two foods together
"anthony says food at cadet camps is always trainsmash"
3. trainsmash
regional dialect (crawley, sussex)

slang for "its no big deal"
"shame you cant give me a lift to the pub, but its no trainsmash"
by bbcks Jul 21, 2005 add a video
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