German phrase
Ich habe nur ~ Bargeld dabei.
Meaning
The only cash I have on me is ___
When to use it
The speaker has limited cash. This casual wording gently explains the limit when paying.
Example dialogue
Kannst du zahlen?
Can you pay?
Tut mir leid, Ich habe nur 50 Cent Bargeld dabei.
Sorry, the only cash I have on me is 50 cents.