walk on thin ice

walk on thin ice

1. To act or proceed with great care, caution, and consideration so as not to upset someone or trigger some imminent disaster. The littlest thing tends to anger my mother, so I feel like I have to walk on thin ice whenever I'm at her house. I suggest walking on thin ice if you plan to go after those lobbyists—they have the power and influence to do some serious damage to your career.
2. To do something very risky or dangerous that could result in imminent repercussions or disaster. Tim flaunts the way he walks on thin ice with his risky investments, but one of these days he's going to end up losing it all. You're walking on thin ice by continuing to come in late like that. If the boss notices, you'll be fired for sure.
See also: ice, on, thin, walk
Farlex Dictionary of Idioms.

walk on thin ice

verb
See walk on eggs
See also: ice, on, thin, walk
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • walk on eggs
  • walk on eggs, to
  • walking on eggs
  • walk on eggshells
  • be treading on eggshells
  • eggshell
  • be walking on eggshells
  • chip on one's shoulder, to have a
  • hard head
  • a hard head
References in periodicals archive
With possible severe weather to hit Yorkshire the company's health and safety manager, Nikki Kemmery, said: "Our reservoirs are popular attractions all year round but, with the cold spell set to continue over the next few days, we're concerned visitors may be tempted to walk on thin ice which may form around the edges.
Nikki Kemmery, Yorkshire Water's health and safety manager, said: "Our reservoirs are popular attractions all year round but, with more cold weather forecast over the next few days, we're concerned visitors may be tempted to walk on thin ice which could quite easily break under their weight.
She said: "Reservoirs are popular attractions all year, but with the cold spell to continue, we're concerned that visitors may be tempted to walk on thin ice.