The word "unwary" means not being cautious or careful, often resulting in being caught off guard or making mistakes due to lack of awareness or attention. Full definition
These companies are notorious for taking advantage of unwary consumers who make verbal agreements over the telephone, so always be sure to get everything in writing! (creditcanada.com)
However, the FCRA is full of potential landmines that can expose unwary employers to liability. (esrcheck.com)
Publishers reel in unwary authors with a carrot, the advance, then whack them with a stick, the contract. (fonerbooks.com)