plural of seal
"The seals were resting on the ice near the edge of the harbor."
Third-person singular simple present indicative form of seal
"The heavy rain seals the cracks in the roof, preventing any water from entering the house."
In plain English: To seal something means to close it tightly so nothing can get in or out.
"She seals the envelope with a stamp before mailing it to her friend."
A Cornish habitational surname.
"Seals is a common Cornish habitational surname found in many genealogical records."