I won't play fall guy for your stupid lines.

IMO:
I won't believe what you're saying.

I won't be the fool who believes everything you say.

Now I got it. Thank you very much.

A "line" is a sort of pre-rehearsed sentence, usually used to trick or manipulate someone else.

"What's a nice girl like you doing in a place like this?" is a classic pick-up line. (A pick-up line is something used to start a conversation with someone you're romantically interested in, usually in a bar or club.)

Jokes have punch lines - that's the last sentence at the end of th

Delmobile, thank you for your great explanation.

Is fall guy a bad word for someone? May I say Joey in the comedy series Friends is a fall guy? I think Joey in Friends is silly and lovely.

DelmobileA "line" is a sort of pre-rehearsed sentence, usually used to trick or manipulate someone else.

"What's a nice girl like you doing in a place like this?" is a classic pick-up line. (A pick-up line is something used to